New Studies
Major findings from Lancet, BMJ, NEJM, JAMA, and other leading journals
High benchmark scores mask critical brittleness in health AI systems, Nature Medicine study reveals
A Nature Medicine study reveals that large language models achieve high scores on health AI benchmarks yet fail adversarial stress…
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The Brain’s Master Clock: How the Circadian System Controls Sleep, Hunger, and Metabolism
The suprachiasmatic nucleus, a rice-grain-sized brain structure, acts as your body's master clock, orchestrating 24-hour rhythms of sleep, hunger, metabolism,…
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Brain Network Fragmentation at Legal Alcohol Limits Predicts Intoxication Severity, fMRI Study Shows
New fMRI research shows that at identical blood alcohol concentrations, individuals experience variable brain network…
Close Contact Alone May Not Drive Influenza Transmission, Controlled Study Suggests
A controlled human challenge–transmission study found that prolonged close contact with influenza-infected individuals did not…
Carbohydrate Ingestion During Endurance Exercise: Meta-Analysis Shows Modest Glycogen Sparing Effect
A meta-analysis of 31 crossover trials reveals that carbohydrate ingestion during prolonged endurance exercise reduces…
Caffeine Boosts Strength Through Neural Drive, Not Muscle Growth—New Evidence
A randomized controlled trial shows caffeine enhances strength and power in resistance-trained lifters by increasing…
Post-exercise brain signal may be key to fitness gains, mouse study suggests
Researchers at Jackson Laboratory and University of Pennsylvania identified brain neurons that appear necessary for…