[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f3g71hqhnhvyg5":3,"$f27qo82yht9ynw":107},{"success":4,"data":5},true,{"id":6,"slug":7,"coverImage":8,"author":9,"viewsCount":10,"createdAt":11,"title":12,"description":13,"lang":14,"contentHtml":15,"readingTime":16,"toc":17},"mhlz1hmh5ez4vs6loftlxd06","fasting-cognitive-performance","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1490645935441-5b6c2cc1e5e1?w=1280","Dr. Daria Dudnik",0,"2026-07-30T18:25:44.150Z","Does Fasting Improve Cognitive Performance?","From intermittent fasting to ketones: we review the evidence on whether fasting sharpens your mind, boosts focus, or actually impairs cognition. The science may surprise you.","en","\u003Ch2 id=\"can-skipping-meals-make-you-smarter\">Can skipping meals make you smarter?\u003C\u002Fh2>\n\u003Cp>Fasting has been practiced for millennia — for religious, therapeutic, and increasingly, health reasons. The modern biohacking movement has popularized the idea that fasting sharpens the mind, boosts focus, and even increases intelligence. But what does the science actually say?\u003C\u002Fp>\n\u003Cp>The answer is nuanced: fasting produces real neurological changes that can enhance certain cognitive functions, but it can also impair others. The net effect depends on the type of fast, duration, individual physiology, and what you're trying to accomplish.\u003C\u002Fp>\n\u003Cp>\n    \u003Cdiv class=\"article-stat\">\n      \u003Cdiv class=\"article-stat__number\">The bottom line\u003C\u002Fdiv>\n      \u003Cdiv class=\"article-stat__label\">Short-term fasting (12-48 hours) can improve alertness and focus in many people, likely through increased norepinephrine and mild ketosis. However, prolonged fasting (> 48 hours) can impair reaction time and complex decision-making. The cognitive benefits of intermittent fasting are modest but real — and they're not universal.\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"1-what-happens-to-your-brain-when-you-fast\">1. What happens to your brain when you fast\u003C\u002Fh2>\n\u003Ch3 id=\"the-fed-state-0-4-hours-after-eating\">The fed state (0-4 hours after eating)\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Glucose\u003C\u002Fstrong> is the primary brain fuel\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Insulin\u003C\u002Fstrong> is elevated, promoting energy storage\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Tryptophan\u003C\u002Fstrong> enters the brain, converting to serotonin — promoting calm\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Parasympathetic nervous system\u003C\u002Fstrong> dominant ("rest and digest")\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"the-early-fasting-state-4-12-hours\">The early fasting state (4-12 hours)\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Blood glucose begins to stabilize\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Glycogen\u003C\u002Fstrong> stores in the liver start depleting\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Insulin\u003C\u002Fstrong> decreases, \u003Cstrong>glucagon\u003C\u002Fstrong> increases\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Norepinephrine\u003C\u002Fstrong> begins to rise — increasing alertness\u003C\u002Fli>\n\u003Cli>Brain still primarily uses glucose\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"the-fasting-state-12-48-hours\">The fasting state (12-48 hours)\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Liver glycogen largely depleted\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Ketone bodies\u003C\u002Fstrong> (beta-hydroxybutyrate, acetoacetate) begin production from fat\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Norepinephrine\u003C\u002Fstrong> significantly elevated — promoting focus and alertness\u003C\u002Fli>\n\u003Cli>\u003Cstrong>BDNF\u003C\u002Fstrong> (brain-derived neurotrophic factor) increases — promoting neuroplasticity\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Autophagy\u003C\u002Fstrong> begins — cellular cleanup of damaged proteins\u003C\u002Fli>\n\u003Cli>Brain transitions to using \u003Cstrong>60-70% ketones\u003C\u002Fstrong> and 30-40% glucose\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"the-starvation-state-48-72-hours\">The starvation state (> 48-72 hours)\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Full ketosis: brain uses \u003Cstrong>75%+ ketones\u003C\u002Fstrong> for energy\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Cortisol\u003C\u002Fstrong> rises significantly — stress response\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Cognitive effects become mixed\u003C\u002Fstrong>: some functions improve, others decline\u003C\u002Fli>\n\u003Cli>Reaction time may slow\u003C\u002Fli>\n\u003Cli>Complex decision-making can be impaired\u003C\u002Fli>\n\u003Cli>Risk of electrolyte imbalances affecting neural function\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-callout\">\n      \u003Cdiv class=\"article-callout__title\">\n        \u003Cspan class=\"article-callout__icon\">💡\u003C\u002Fspan>\n        The ketone advantage\n      \u003C\u002Fdiv>\n      \u003Cdiv class=\"article-callout__body\">Ketone bodies are a more efficient brain fuel than glucose in some respects. They produce more ATP per molecule of oxygen, generate fewer reactive oxygen species (ROS), and may directly signal neuroprotective pathways. This is why ketogenic diets are being studied for epilepsy, Alzheimer's, and Parkinson's disease. The brain on ketones may be more resilient — but not necessarily "smarter."\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"2-the-evidence-fasting-and-cognition\">2. The evidence: fasting and cognition\u003C\u002Fh2>\n\u003Ch3 id=\"studies-on-intermittent-fasting\">Studies on intermittent fasting\u003C\u002Fh3>\n\u003Cp>\u003Cstrong>Mattson et al. (2017)\u003C\u002Fstrong> — review of animal and human studies:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Intermol fasting improves \u003Cstrong>executive function\u003C\u002Fstrong> and \u003Cstrong>working memory\u003C\u002Fstrong> in animals\u003C\u002Fli>\n\u003Cli>Human studies show \u003Cstrong>modest improvements\u003C\u002Fstrong> in cognition, but evidence is mixed\u003C\u002Fli>\n\u003Cli>Benefits may be partly due to \u003Cstrong>caloric restriction\u003C\u002Fstrong> rather than fasting per se\u003C\u002Fli>\n\u003Cli>BDNF increases of \u003Cstrong>30-50%\u003C\u002Fstrong> in animal models\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\u003Cstrong>Cienfuegos et al. (2020)\u003C\u002Fstrong> — 58 obese adults, 8 weeks:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>4:20 fasting group vs. 6:18 vs. control\u003C\u002Fli>\n\u003Cli>Both fasting groups showed improved \u003Cstrong>executive function\u003C\u002Fstrong> and \u003Cstrong>processing speed\u003C\u002Fstrong>\u003C\u002Fli>\n\u003Cli>No significant change in \u003Cstrong>memory\u003C\u002Fstrong> or \u003Cstrong>verbal intelligence\u003C\u002Fstrong>\u003C\u002Fli>\n\u003Cli>Benefits correlated with weight loss and insulin sensitivity improvement\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\u003Cstrong>Anton et al. (2018)\u003C\u002Fstrong> — 20 adults, 48-hour fast:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>\u003Cstrong>Working memory\u003C\u002Fstrong> improved during the fast\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Reaction time\u003C\u002Fstrong> slowed on some tasks\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Subjective alertness\u003C\u002Fstrong> increased\u003C\u002Fli>\n\u003Cli>Cortisol and norepinephrine elevated\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"studies-on-ramadan-fasting\">Studies on Ramadan fasting\u003C\u002Fh3>\n\u003Cp>Ramadan provides a natural experiment: ~14-16 hours of daytime fasting for a month.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Sadeghirad et al. (2014)\u003C\u002Fstrong> — systematic review:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Most studies show \u003Cstrong>no significant cognitive decline\u003C\u002Fstrong> during Ramadan\u003C\u002Fli>\n\u003Cli>Some studies show \u003Cstrong>improved reaction time\u003C\u002Fstrong> and \u003Cstrong>sustained attention\u003C\u002Fstrong>\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Working memory\u003C\u002Fstrong> generally preserved\u003C\u002Fli>\n\u003Cli>Effects reverse after Ramadan ends\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\u003Cstrong>Lokpal et al. (2020)\u003C\u002Fstrong> — 30 healthy adults:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>\u003Cstrong>Processing speed\u003C\u002Fstrong> improved during Ramadan\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Attention\u003C\u002Fstrong> scores increased\u003C\u002Fli>\n\u003Cli>\u003Cstrong>No change\u003C\u002Fstrong> in IQ or reasoning ability\u003C\u002Fli>\n\u003Cli>Benefits attributed to improved self-discipline and routine\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"studies-on-caloric-restriction\">Studies on caloric restriction\u003C\u002Fh3>\n\u003Cp>Caloric restriction (CR) without malnutrition has been extensively studied:\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Fontana et al. (2010)\u003C\u002Fstrong> — long-term CR practitioners:\u003C\u002Fp>\n\u003Cul>\n\u003Cli>CR practitioners showed \u003Cstrong>better working memory\u003C\u002Fstrong> than age-matched controls\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Processing speed\u003C\u002Fstrong> maintained at younger levels\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Brain atrophy\u003C\u002Fstrong> reduced on MRI scans\u003C\u002Fli>\n\u003Cli>Effects attributed to reduced inflammation and oxidative stress\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-stat\">\n      \u003Cdiv class=\"article-stat__number\">The BDNF connection\u003C\u002Fdiv>\n      \u003Cdiv class=\"article-stat__label\">Brain-derived neurotrophic factor (BDNF) is like "fertilizer" for the brain — it promotes neuron growth, survival, and synaptic plasticity. Fasting increases BDNF by 30-50% in animal studies. Exercise also increases BDNF. The combination of fasting and exercise may produce synergistic effects on cognitive enhancement. However, human BDNF data from fasting are more limited and less consistent.\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"3-what-fasting-improves-and-what-it-doesn-t\">3. What fasting improves (and what it doesn't)\u003C\u002Fh2>\n\u003Ch3 id=\"functions-that-may-improve\">Functions that may improve\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Alertness and arousal\u003C\u002Fstrong>: norepinephrine increase promotes wakefulness\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Focus and concentration\u003C\u002Fstrong>: mild stress response sharpens attention\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Working memory\u003C\u002Fstrong>: some studies show improvements, especially in metabolic syndrome\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Processing speed\u003C\u002Fstrong>: may improve with intermittent fasting over weeks\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Executive function\u003C\u002Fstrong>: planning, inhibition, and cognitive flexibility may benefit\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Mood\u003C\u002Fstrong>: short-term fasting can produce mild euphoria (endorphin release)\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"functions-that-may-decline\">Functions that may decline\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Reaction time\u003C\u002Fstrong>: can slow during prolonged fasting (> 48 hours)\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Complex decision-making\u003C\u002Fstrong>: impaired under severe caloric restriction\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Verbal fluency\u003C\u002Fstrong>: some studies show reduced word generation during fasts\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Learning rate\u003C\u002Fstrong>: new skill acquisition may slow during extended fasting\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Social cognition\u003C\u002Fstrong>: irritability and reduced patience can affect social judgment\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Fine motor control\u003C\u002Fstrong>: can be impaired by low blood glucose\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"functions-that-are-unaffected\">Functions that are unaffected\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Crystallized intelligence\u003C\u002Fstrong>: vocabulary, general knowledge stable\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Reasoning ability\u003C\u002Fstrong>: logical deduction generally preserved\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Overall IQ\u003C\u002Fstrong>: no evidence that fasting changes baseline intelligence\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Long-term memory\u003C\u002Fstrong>: previously learned information is retained\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-callout\">\n      \u003Cdiv class=\"article-callout__title\">\n        \u003Cspan class=\"article-callout__icon\">💡\u003C\u002Fspan>\n        The hunger paradox\n      \u003C\u002Fdiv>\n      \u003Cdiv class=\"article-callout__body\">Mild hunger actually improves cognitive performance — it's an evolutionary adaptation. When hungry, animals (including humans) become more alert, focused, and motivated to find food. This "hunting mode" is mediated by the orexin system, which promotes wakefulness and attention. But severe hunger does the opposite: it impairs cognition to conserve energy. The optimal cognitive state is mild hunger, not starvation.\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"4-mechanisms-why-fasting-affects-the-brain\">4. Mechanisms: why fasting affects the brain\u003C\u002Fh2>\n\u003Ch3 id=\"norepinephrine\">Norepinephrine\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Fasting increases norepinephrine by \u003Cstrong>30-50%\u003C\u002Fstrong>\u003C\u002Fli>\n\u003Cli>Promotes alertness, focus, and arousal\u003C\u002Fli>\n\u003Cli>Similar mechanism to stimulant medications (but milder)\u003C\u002Fli>\n\u003Cli>Explains why many people feel "sharp" during short fasts\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"ketone-bodies\">Ketone bodies\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Beta-hydroxybutyrate\u003C\u002Fstrong> (BHB) is the primary ketone\u003C\u002Fli>\n\u003Cli>More energy-efficient than glucose (more ATP per O2)\u003C\u002Fli>\n\u003Cli>Reduces oxidative stress in neurons\u003C\u002Fli>\n\u003Cli>May directly activate neuroprotective genes (BDNF, Nrf2)\u003C\u002Fli>\n\u003Cli>Stabilizes neuronal membranes\u003C\u002Fli>\n\u003Cli>Provides alternative fuel for damaged glucose metabolism (relevant in Alzheimer's)\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"bdnf\">BDNF\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Fasting increases BDNF expression\u003C\u002Fli>\n\u003Cli>Promotes \u003Cstrong>neurogenesis\u003C\u002Fstrong> in the hippocampus\u003C\u002Fli>\n\u003Cli>Enhances \u003Cstrong>synaptic plasticity\u003C\u002Fstrong>\u003C\u002Fli>\n\u003Cli>May improve learning and memory over time\u003C\u002Fli>\n\u003Cli>Effects are cumulative — consistent fasting may produce lasting changes\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"autophagy\">Autophagy\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Fasting triggers \u003Cstrong>autophagy\u003C\u002Fstrong> — cellular cleanup\u003C\u002Fli>\n\u003Cli>Removes damaged proteins and organelles\u003C\u002Fli>\n\u003Cli>May protect against neurodegenerative diseases\u003C\u002Fli>\n\u003Cli>Effects begin at ~16-18 hours of fasting\u003C\u002Fli>\n\u003Cli>Maximum autophagy at 48-72 hours\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"insulin-reduction\">Insulin reduction\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Fasting dramatically reduces insulin levels\u003C\u002Fli>\n\u003Cli>Low insulin improves \u003Cstrong>insulin sensitivity\u003C\u002Fstrong> in the brain\u003C\u002Fli>\n\u003Cli>Brain insulin resistance is linked to Alzheimer's disease ("type 3 diabetes")\u003C\u002Fli>\n\u003Cli>Improved brain insulin signaling may enhance cognition\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"cortisol-and-stress\">Cortisol and stress\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>Prolonged fasting raises cortisol\u003C\u002Fli>\n\u003Cli>Acute cortisol can enhance memory consolidation\u003C\u002Fli>\n\u003Cli>Chronic cortisol elevation impairs memory and shrinks hippocampus\u003C\u002Fli>\n\u003Cli>This explains why short fasts may help but extended fasts may hurt\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-stat\">\n      \u003Cdiv class=\"article-stat__number\">The 16:8 sweet spot\u003C\u002Fdiv>\n      \u003Cdiv class=\"article-stat__label\">The 16:8 protocol (16 hours fasting, 8 hours eating) appears to offer the best cognitive benefit-to-risk ratio. It's long enough to produce mild ketosis and BDNF elevation, but short enough to avoid cortisol spikes and muscle loss. Most studies showing cognitive benefits use this protocol or similar (14:10, 18:6).\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"5-individual-differences-who-benefits-who-doesn-t\">5. Individual differences: who benefits, who doesn't\u003C\u002Fh2>\n\u003Ch3 id=\"responders\">Responders\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Metabolic syndrome\u003C\u002Fstrong>: biggest cognitive improvements — insulin sensitivity normalizes\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Older adults\u003C\u002Fstrong>: may benefit from increased BDNF and autophagy\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Sedentary individuals\u003C\u002Fstrong>: fasting provides a metabolic "shock" that may mimic exercise\u003C\u002Fli>\n\u003Cli>\u003Cstrong>People with brain fog\u003C\u002Fstrong>: often report improved clarity with intermittent fasting\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Healthy men\u003C\u002Fstrong>: generally show modest improvements in executive function\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3 id=\"non-responders-or-negative-responders\">Non-responders or negative responders\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Low body weight\u003C\u002Fstrong>: insufficient fat stores for ketosis — risk of hypoglycemia\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Eating disorders\u003C\u002Fstrong>: fasting can trigger relapse\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Pregnant\u002Fnursing women\u003C\u002Fstrong>: increased nutritional demands\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Type 1 diabetes\u003C\u002Fstrong>: risk of hypoglycemia and ketoacidosis\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Athletes\u003C\u002Fstrong>: impaired performance and recovery without adequate fuel\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Women of reproductive age\u003C\u002Fstrong>: some studies show fasting disrupts hormones more in women\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Children\u003C\u002Fstrong>: fasting not recommended — brains are still developing\u003C\u002Fli>\n\u003Cli>\u003Cstrong>People on certain medications\u003C\u002Fstrong>: timing may need adjustment\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-callout\">\n      \u003Cdiv class=\"article-callout__title\">\n        \u003Cspan class=\"article-callout__icon\">💡\u003C\u002Fspan>\n        The sex difference\n      \u003C\u002Fdiv>\n      \u003Cdiv class=\"article-callout__body\">Women may be more sensitive to fasting than men. Evolutionary theory suggests this is because female reproductive function is more sensitive to caloric availability. Some women report that intermittent fasting causes irregular cycles, mood disturbances, and sleep problems. The 14:10 protocol (14 hours fasting) may be better tolerated than 16:8 for many women. Start shorter and increase gradually.\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"6-practical-recommendations\">6. Practical recommendations\u003C\u002Fh2>\n\u003Ch3 id=\"if-you-want-to-try-fasting-for-cognitive-benefits\">If you want to try fasting for cognitive benefits\u003C\u002Fh3>\n\u003Col>\n\u003Cli>\u003Cstrong>Start with 12:12\u003C\u002Fstrong> (overnight fast): easiest, lowest risk\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Progress to 14:10 or 16:8\u003C\u002Fstrong>: if tolerated well\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Stay hydrated\u003C\u002Fstrong>: water, black coffee, and tea are fine during fasting\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Monitor your response\u003C\u002Fstrong>: if you feel foggy, irritable, or dizzy, stop\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Don't fast on important days\u003C\u002Fstrong>: exams, presentations, critical meetings\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Combine with exercise\u003C\u002Fstrong>: synergistic BDNF effects\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Eat nutrient-dense foods\u003C\u002Fstrong> during eating windows\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Don't over-restrict calories\u003C\u002Fstrong>: fasting ≠ starvation\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3 id=\"what-to-avoid\">What to avoid\u003C\u002Fh3>\n\u003Col>\n\u003Cli>\u003Cstrong>Extended fasts (> 48 hours)\u003C\u002Fstrong> without medical supervision\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Fasting while sleep-deprived\u003C\u002Fstrong>: compounds cognitive impairment\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Fasting and high-stress periods\u003C\u002Fstrong>: cortisol stacking\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Binge-restrict cycles\u003C\u002Fstrong>: can trigger eating disorders\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Fasting as a weight-loss shortcut\u003C\u002Fstrong>: cognitive benefits require consistency\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Ignoring your body\u003C\u002Fstrong>: dizziness, confusion, or fainting are warning signs\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3 id=\"timing-considerations\">Timing considerations\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>\u003Cstrong>Morning fasts\u003C\u002Fstrong> (skip breakfast): may improve morning focus for some\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Evening fasts\u003C\u002Fstrong> (early dinner): may improve sleep quality\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Circadian alignment\u003C\u002Fstrong>: eating during daylight hours aligns with natural rhythms\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Personal chronotype\u003C\u002Fstrong>: night owls may prefer different fasting windows\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\n    \u003Cdiv class=\"article-quiz-cta\">\n      \u003Cdiv class=\"article-quiz-cta__text\">Curious about your cognitive performance? Whether you fast or not, a professional IQ assessment at NeuroLab can measure your current cognitive abilities across multiple domains. Establish your baseline and track changes over time.\u003C\u002Fdiv>\n      \u003Ca href=\"\u002Fen\u002Ftests\u002Fiq-standard\" class=\"article-quiz-cta__button\">\n        Take the Test Now →\n      \u003C\u002Fa>\n    \u003C\u002Fdiv>\u003C\u002Fp>\n\u003Chr>\n\u003Ch2 id=\"conclusion\">Conclusion\u003C\u002Fh2>\n\u003Cp>\n    \u003Cdiv class=\"article-callout\">\n      \u003Cdiv class=\"article-callout__title\">\n        \u003Cspan class=\"article-callout__icon\">💡\u003C\u002Fspan>\n        Key takeaways\n      \u003C\u002Fdiv>\n      \u003Cdiv class=\"article-callout__body\">- \u003Cstrong>Fasting produces real neurological changes\u003C\u002Fstrong>: ketosis, BDNF increase, autophagy, and norepinephrine elevation.\u003C\u002Fp>\n\u003Cul>\n\u003Cli>\u003Cstrong>Short-term fasting (12-48h) can improve alertness and focus\u003C\u002Fstrong>: primarily through norepinephrine and mild ketosis.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Prolonged fasting (> 48h) can impair cognition\u003C\u002Fstrong>: cortisol elevation, electrolyte imbalance, and energy conservation.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Intermittent fasting shows modest cognitive benefits\u003C\u002Fstrong>: especially for executive function and processing speed.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>The 16:8 protocol has the best evidence\u003C\u002Fstrong>: balance of benefits and safety.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Ketones are a more efficient brain fuel\u003C\u002Fstrong>: may protect against neurodegeneration.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Mild hunger improves cognition\u003C\u002Fstrong>: an evolutionary adaptation for "hunting mode."\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Not everyone benefits\u003C\u002Fstrong>: women, athletes, low-weight individuals, and those with certain conditions may not respond well.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Fasting doesn't increase IQ\u003C\u002Fstrong>: it optimizes existing cognitive resources.\u003C\u002Fli>\n\u003Cli>\u003Cstrong>Consistency matters\u003C\u002Fstrong>: benefits are cumulative, not acute.\u003C\u002Fdiv>\n    \u003C\u002Fdiv>\u003C\u002Fli>\n\u003C\u002Ful>\n",8,[18,22,25,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80,83,86,89,92,95,98,101,104],{"id":19,"text":20,"level":21},"can-skipping-meals-make-you-smarter","Can skipping meals make you smarter?",2,{"id":23,"text":24,"level":21},"1-what-happens-to-your-brain-when-you-fast","1. What happens to your brain when you fast",{"id":26,"text":27,"level":28},"the-fed-state-0-4-hours-after-eating","The fed state (0-4 hours after eating)",3,{"id":30,"text":31,"level":28},"the-early-fasting-state-4-12-hours","The early fasting state (4-12 hours)",{"id":33,"text":34,"level":28},"the-fasting-state-12-48-hours","The fasting state (12-48 hours)",{"id":36,"text":37,"level":28},"the-starvation-state-48-72-hours","The starvation state (> 48-72 hours)",{"id":39,"text":40,"level":21},"2-the-evidence-fasting-and-cognition","2. The evidence: fasting and cognition",{"id":42,"text":43,"level":28},"studies-on-intermittent-fasting","Studies on intermittent fasting",{"id":45,"text":46,"level":28},"studies-on-ramadan-fasting","Studies on Ramadan fasting",{"id":48,"text":49,"level":28},"studies-on-caloric-restriction","Studies on caloric restriction",{"id":51,"text":52,"level":21},"3-what-fasting-improves-and-what-it-doesn-t","3. What fasting improves (and what it doesn't)",{"id":54,"text":55,"level":28},"functions-that-may-improve","Functions that may improve",{"id":57,"text":58,"level":28},"functions-that-may-decline","Functions that may decline",{"id":60,"text":61,"level":28},"functions-that-are-unaffected","Functions that are unaffected",{"id":63,"text":64,"level":21},"4-mechanisms-why-fasting-affects-the-brain","4. Mechanisms: why fasting affects the brain",{"id":66,"text":67,"level":28},"norepinephrine","Norepinephrine",{"id":69,"text":70,"level":28},"ketone-bodies","Ketone bodies",{"id":72,"text":73,"level":28},"bdnf","BDNF",{"id":75,"text":76,"level":28},"autophagy","Autophagy",{"id":78,"text":79,"level":28},"insulin-reduction","Insulin reduction",{"id":81,"text":82,"level":28},"cortisol-and-stress","Cortisol and stress",{"id":84,"text":85,"level":21},"5-individual-differences-who-benefits-who-doesn-t","5. Individual differences: who benefits, who doesn't",{"id":87,"text":88,"level":28},"responders","Responders",{"id":90,"text":91,"level":28},"non-responders-or-negative-responders","Non-responders or negative responders",{"id":93,"text":94,"level":21},"6-practical-recommendations","6. Practical recommendations",{"id":96,"text":97,"level":28},"if-you-want-to-try-fasting-for-cognitive-benefits","If you want to try fasting for cognitive benefits",{"id":99,"text":100,"level":28},"what-to-avoid","What to avoid",{"id":102,"text":103,"level":28},"timing-considerations","Timing considerations",{"id":105,"text":106,"level":21},"conclusion","Conclusion",{"success":4,"data":108,"pagination":286},[109,116,124,131,138,145,153,160,167,176,184,191,198,205,213,220,227,234,241,248,255,262,271,279],{"id":110,"slug":111,"coverImage":112,"author":9,"viewsCount":10,"createdAt":113,"title":114,"description":115,"lang":14,"readingTime":16},"ue16gxaun3lus9vml8imf6ci","iq-changes-during-pregnancy","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1559750178-961c031777fe?w=1280","2026-07-29T18:43:46.337Z","IQ Changes During Pregnancy: What Research Finds","Does pregnancy really shrink your brain? We review the neuroscience of maternal cognition, from \"pregnancy brain\" to lasting structural changes, and separate fact from myth.",{"id":117,"slug":118,"coverImage":119,"author":9,"viewsCount":10,"createdAt":120,"title":121,"description":122,"lang":14,"readingTime":123},"zd0sfdazkyai41s0kh639ohl","does-bilingualism-raise-iq","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1523050854058-8f908275853f?w=1280","2026-07-29T18:29:58.855Z","Does Speaking Two Languages Actually Raise Your IQ?","The bilingual advantage has been debated for decades. We review the strongest studies on bilingualism and cognitive ability, separating real effects from hype.",9,{"id":125,"slug":126,"coverImage":127,"author":9,"viewsCount":10,"createdAt":128,"title":129,"description":130,"lang":14,"readingTime":123},"s0hko69oudyziplx2q04ab9q","gifted-kids-peaked-early-childhood-iq-fades","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1503454537195-1dc81782b6d3?w=1280","2026-07-29T18:09:49.555Z","Gifted Kids Who Peaked Early: Why Childhood IQ Fades","Why do so many child prodigies become ordinary adults? We examine the research on early IQ peaking, the \"regression to the mean\" effect, and what actually predicts adult success.",{"id":132,"slug":133,"coverImage":134,"author":9,"viewsCount":21,"createdAt":135,"title":136,"description":137,"lang":14,"readingTime":16},"s7x75o02kixj2u43gw4ah5pa","olfactory-processing-speed-cognitive-marker","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1542838132-92c53300287c?w=1280","2026-07-28T20:38:15.776Z","Olfactory Processing Speed as a Cognitive Marker","Can how fast you identify smells predict your cognitive ability? We examine the surprising research linking olfactory processing speed to IQ, memory, and neurodegenerative disease risk.",{"id":139,"slug":140,"coverImage":141,"author":9,"viewsCount":10,"createdAt":142,"title":143,"description":144,"lang":14,"readingTime":123},"v1qq1yz082k72zzynk0qv2yh","do-musicians-have-higher-iqs","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1520006510097-3d64427f3f98?w=1280","2026-07-28T20:25:14.220Z","Do Musicians Have Higher IQs? The Research Verdict","The idea that musicians are smarter is widespread — but does the science support it? We review 10 key studies on musical training, IQ, and cognitive ability to separate fact from fiction.",{"id":146,"slug":147,"coverImage":148,"author":9,"viewsCount":149,"createdAt":150,"title":151,"description":152,"lang":14,"readingTime":123},"xam91ejelkjg23x2z9skt9vm","are-night-owls-smarter","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1518837695005-2083093ee35b?w=1280",1,"2026-07-28T19:47:32.529Z","Are Night Owls Smarter? Chronotype and Cognitive Performance","The idea that night owls are smarter than early birds is popular — but what does the research actually show? We examine the evidence on chronotype, IQ, and cognitive performance.",{"id":154,"slug":155,"coverImage":156,"author":9,"viewsCount":10,"createdAt":157,"title":158,"description":159,"lang":14,"readingTime":123},"hpakkt3uv7frkkhj2el6fvm1","does-high-iq-make-you-rich","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1579621970795-87facc2f976d?w=1280","2026-07-28T19:37:46.682Z","Does High IQ Make You Rich? 12 Studies Reviewed","The correlation between IQ and income is real but surprisingly weak. We review 12 key studies to understand why high IQ doesn't guarantee wealth — and what actually predicts financial success.",{"id":161,"slug":162,"coverImage":163,"author":9,"viewsCount":21,"createdAt":164,"title":165,"description":166,"lang":14,"readingTime":123},"b5ct19s9mfso606wcppcp79o","iq-test-scores-in-prison-populations","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1497366216548-37526070297c?w=1280","2026-07-28T18:14:35.540Z","IQ Test Scores in Prison Populations: What the Studies Show","Research consistently finds that prison populations score lower on IQ tests than the general public — by about 10-12 points on average. But the reasons are far more complex than \"criminals are less intelligent.\" This article examines the evidence, the confounding factors, and what the data actually means.",{"id":168,"slug":169,"coverImage":170,"author":9,"viewsCount":171,"createdAt":172,"title":173,"description":174,"lang":14,"readingTime":175},"zjjd6y8yfcydy6y02c9xa2yf","which-country-has-the-highest-average-iq","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1526129313847-8d262a6b1f0d?w=1280",4,"2026-07-28T17:59:21.857Z","Which Country Has the Highest Average IQ (And Why the Data Is Messy)","Every few months, a new headline declares that Singapore, Hong Kong, or South Korea has the highest IQ in the world. But behind these rankings lies a tangle of methodological problems, cultural biases, and outdated data. This article unpacks what the research actually shows — and what it doesn't.",10,{"id":177,"slug":178,"coverImage":179,"author":9,"viewsCount":180,"createdAt":181,"title":182,"description":183,"lang":14,"readingTime":123},"nxfpaqozmm0dpaytyy2cjixv","why-your-iq-test-score-changes-over-time","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1499750310107-5fef28a66643?w=1280",5,"2026-07-28T17:33:41.377Z","Why Your IQ Test Score Changes Over Time","Your IQ score is not a fixed number stamped on your brain. Research shows that IQ scores can change significantly over a lifetime — sometimes by 20 points or more. This guide explains what drives these changes and what they mean for you.",{"id":185,"slug":186,"coverImage":187,"author":9,"viewsCount":171,"createdAt":188,"title":189,"description":190,"lang":14,"readingTime":175},"vzkem08f6rgwfw53ie47ux14","cognitive-decline-after-50","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1559757148-5c350d0d3c56?w=1280","2026-07-28T17:19:02.793Z","Cognitive Decline After 50: What Actually Slows It Down","Cognitive decline is not inevitable. Research reveals that lifestyle factors — from exercise and sleep to social engagement and learning — can slow, halt, or even partially reverse age-related cognitive changes. This guide separates evidence from hype.",{"id":192,"slug":193,"coverImage":194,"author":9,"viewsCount":171,"createdAt":195,"title":196,"description":197,"lang":14,"readingTime":123},"ju4t9m94bmum7agucwxqcwse","early-giftedness-in-children","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1503454537195-1dcabb382d5d?w=1280","2026-07-27T20:50:02.319Z","Early Giftedness in Children: How to Spot It","Giftedness often appears long before school age. This guide covers the most reliable early signs of giftedness in toddlers and preschoolers, from language precocity and intense curiosity to asynchronous development and emotional sensitivity.",{"id":199,"slug":200,"coverImage":201,"author":9,"viewsCount":21,"createdAt":202,"title":203,"description":204,"lang":14,"readingTime":123},"r6qcu7f1m82isgd85xwzbcmp","signs-of-high-iq-behavioral-patterns","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1488161628813-04466f872be2?w=1280","2026-07-27T20:26:24.279Z","Signs of High IQ: Behavioral Patterns Worth Knowing","High IQ is not just about test scores. Research reveals consistent behavioral patterns — from curiosity and verbal precocity to emotional intensity and sensory sensitivity — that signal exceptional cognitive ability.",{"id":206,"slug":207,"coverImage":208,"author":9,"viewsCount":209,"createdAt":210,"title":211,"description":212,"lang":14,"readingTime":123},"mmyttzay53iyi8u2n4honco1","ravens-progressive-matrices","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1635070041078-e363dbe005cb?w=1280",7,"2026-07-27T17:57:48.142Z","Raven's Progressive Matrices: How Non-Verbal Abstract Reasoning Is Tested","Raven’s Progressive Matrices are the gold standard for measuring fluid intelligence without language or cultural bias. Here is how they work, what they measure, and why they remain the most widely used non-verbal IQ test in the world.",{"id":214,"slug":215,"coverImage":216,"author":9,"viewsCount":171,"createdAt":217,"title":218,"description":219,"lang":14,"readingTime":123},"htxxn83hdidzd7dshsmf463s","fluid-vs-crystallized-intelligence","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1453738773917-4c0c9b8b7777?w=1280","2026-07-27T17:06:51.824Z","Fluid vs. Crystallized Intelligence: Understanding Cattell’s Theory of Mind","Raymond Cattell split intelligence into two types — fluid and crystallized — and changed how we think about cognitive aging, learning, and IQ. Here is what each type means, how they develop, and why the distinction matters.",{"id":221,"slug":222,"coverImage":223,"author":9,"viewsCount":175,"createdAt":224,"title":225,"description":226,"lang":14,"readingTime":123},"shph7xbe2v6j3cq9w7s881ap","stephen-hawking-iq","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1552647513-6e7cf1a5e3e3?q=80&w=687&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D","2026-07-27T10:48:11.904Z","Stephen Hawking's IQ: Why He Called Boasters 'Losers'","Stephen Hawking's IQ is quoted as 160 everywhere, but he was never tested — and he dismissed the question outright. A fact-checked look at his record, his methods, and what actually made him exceptional.",{"id":228,"slug":229,"coverImage":230,"author":9,"viewsCount":16,"createdAt":231,"title":232,"description":233,"lang":14,"readingTime":123},"j0ewjm0ebk8n224fzvltegnf","magnus-carlsen-iq","https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F9\u002F9b\u002FMagnus_Carlsen_2013c.jpg\u002F1280px-Magnus_Carlsen_2013c.jpg","2026-07-27T10:48:11.731Z","Magnus Carlsen's IQ: Debunking the 190 Myth","Magnus Carlsen's IQ is widely quoted as 190 — a fabricated figure he has never confirmed. What chess research actually says about intelligence, practice, and the world's best player.",{"id":235,"slug":236,"coverImage":237,"author":9,"viewsCount":209,"createdAt":238,"title":239,"description":240,"lang":14,"readingTime":123},"epirw4xtq1e5n16h3tbvgjb5","bill-gates-iq","https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002Fd\u002Fd9\u002FBill_Gates_at_the_European_Commission_-_P067383-987995_%28cropped%29_5.jpg\u002F1280px-Bill_Gates_at_the_European_Commission_-_P067383-987995_%28cropped%29_5.jpg","2026-07-27T10:48:11.546Z","Bill Gates' IQ: What His 1590 SAT Score Really Tells Us","Bill Gates never took a published IQ test — the famous 160 is extrapolated from a 1590 SAT. Here's why that conversion fails, and what his record genuinely proves.",{"id":242,"slug":243,"coverImage":244,"author":9,"viewsCount":175,"createdAt":245,"title":246,"description":247,"lang":14,"readingTime":16},"b8gl3klegh5620utsftdt2p7","elon-musk-iq","https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F5\u002F5e\u002FElon_Musk_-_54820081119_%28cropped%29.jpg\u002F1280px-Elon_Musk_-_54820081119_%28cropped%29.jpg","2026-07-27T10:48:11.370Z","Elon Musk's IQ: Why the Famous 155 Has No Source","Elon Musk's IQ is quoted everywhere as 155 — but no test result has ever been published. A fact-checked look at where the number came from and what his record actually shows.",{"id":249,"slug":250,"coverImage":251,"author":9,"viewsCount":21,"createdAt":252,"title":253,"description":254,"lang":14,"readingTime":123},"vxe24efisix3c1y7layo0mf4","nikola-tesla-iq","https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F7\u002F79\u002FTesla_circa_1890.jpeg\u002F1280px-Tesla_circa_1890.jpeg","2026-07-27T10:44:34.664Z","Nikola Tesla's IQ: Separating the Man From the 310 Myth","Was Nikola Tesla's IQ really 200 or 310? A fact-checked look at why no score exists, what Tesla wrote about his own mind, and what his patent record actually proves.",{"id":256,"slug":257,"coverImage":258,"author":9,"viewsCount":21,"createdAt":259,"title":260,"description":261,"lang":14,"readingTime":123},"kv0tvdbrvqkibjz50dsq0usn","albert-einstein-iq","https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F2\u002F28\u002FAlbert_Einstein_Head_cleaned.jpg\u002F1280px-Albert_Einstein_Head_cleaned.jpg","2026-07-27T10:44:34.466Z","Albert Einstein's IQ: The Truth Behind the Famous 160","Albert Einstein never took an IQ test — so where does the famous 160 come from? A fact-checked look at the myth, his real school records, and what his actual cognitive profile looked like.",{"id":263,"slug":264,"coverImage":265,"author":266,"viewsCount":180,"createdAt":267,"title":268,"description":269,"lang":14,"readingTime":270},"m7es1j6exv8goqeam3byrlzg","iq-vs-intelligence","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1732780769402-b4ca6455ded0?q=80&w=1028&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D","NeuroLab Team","2026-07-26T19:26:23.236Z","IQ vs Intelligence: Why Your Test Score Is Not the Same as Your Mind","IQ is a number produced by a test. Intelligence is the thing the test is trying to estimate. This article explains the gap between them, what IQ genuinely captures, and everything it leaves out.",12,{"id":272,"slug":273,"coverImage":274,"author":266,"viewsCount":275,"createdAt":276,"title":277,"description":278,"lang":14,"readingTime":270},"vscj8dw21k83vkj1cfe9ipzs","iq-vs-eq","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1499209974431-9dddcece7f88?q=80&w=1170&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D",6,"2026-07-26T19:26:23.147Z","IQ vs EQ: Which One Actually Predicts Success in Life?","A deep, evidence-based comparison of IQ and emotional intelligence — what each one measures, where the popular narrative gets it wrong, and how the two abilities interact in real careers and relationships.",{"id":280,"slug":281,"coverImage":282,"author":9,"viewsCount":180,"createdAt":283,"title":284,"description":285,"lang":14,"readingTime":275},"p4l2iv9qytts8ucuipitn0gw","average-iq-of-chess-players","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1604948501466-4e9c339b9c24?q=80&w=1170&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D","2026-07-26T17:01:29.930Z","Average IQ of Chess Players: Intelligence on the 64 Squares","A fascinating analysis of the average IQ of chess players by rating level, whether chess makes you smarter, and what cognitive abilities the royal game demands.",{"page":149,"pageSize":287,"pageCount":21,"total":288},24,35]