Scientists discover the deep sleep circuit that builds muscle, burns fat, and boosts the brain. Poor sleep disrupts this cycle, raising risk of obesity, diabetes, and cognitive decline.
Four recent studies show that simple blood tests can detect Alzheimer's biomarkers up to 25 years before symptoms appear, outperforming brain scans at identifying early cognitive decline. Two FDA-approved versions of the key pTau217 test are already in clinical use.
Marijuana addiction may raise the risk of a first heart attack or stroke by 60%. Even edibles showed worse vascular damage than smoking, pointing to THC itself as the culprit.
Scientists Warn: Colorectal Cancer Is Rising Fast in Younger Adults, Reversing Decades of Progress. Death rates have been rising 1% annually in under-50s since 2004.
A global Lancet review of billions of mRNA COVID vaccine doses found 87% effectiveness against infection, 94% against death, and serious side effects in fewer than 36 per million doses. The same platform is now being tested against cancer, flu, and autoimmune diseases.
A genetics study of 86,000 people found 24 previously unknown genes linked to mole count, and nearly every gene associated with more moles also raised melanoma risk. Many of the genes affect immune regulation, not just skin pigmentation.
Harvard Doctor Discovers That Drinking Sugary Drinks Increases Your Risk of Liver Cancer by 73%. Diet sodas showed no similar association, pointing specifically to fructose as the culprit.
Sports medicine has abandoned RICE (Rest, Ice, Compression, Elevation) for sprains and strains after research showed ice and ibuprofen actually slow healing by suppressing inflammation the body needs. The new protocol, PEACE and LOVE, prioritizes early gentle movement instead.
Cutting one amino acid, isoleucine, from mice diets extended their lifespan by 33% and reduced cancer risk, even though they ate more calories overall. The finding points to protein quality, not just quantity or calories, as a key driver of aging.
Daily aspirin use raises the risk of hemorrhagic stroke and gastric ulcers, yet millions take it preventively without a doctor's guidance. Doctors now only recommend it for specific high-risk patients aged 40 to 59 with low bleeding risk.
A 2-decade study of over 700,000 mother-child pairs in Hong Kong found no link between acetaminophen use during pregnancy and autism or ADHD, using sibling comparisons to control for genetics. The finding joins similar large studies from Sweden and Japan that all reached the same conclusion.
Researchers spent 17 years following older adults and found that the slowest steppers died significantly earlier, and the difference was measured in milliseconds
A meta-analysis of 25,000 people found that compulsive daydreaming is strongly linked to depression, OCD, and trauma, but psychiatry still does not officially recognize it as a condition
A Harvard and UCSF study found American men now die 5.8 years before women, the largest gender gap since 1996, driven by COVID-19, opioid overdoses, and suicide. The gap had been narrowing until 2010, then reversed sharply.
A single lipid molecule declines with age and causes mitochondria to fragment and lose efficiency, but restoring it through diet revived cellular energy in worm and human models. Women experience a sharper decline around menopause, explaining the energy crash many report.
Scientists found aging triggers a newly identified stem cell that supercharges belly fat production in middle age, explaining why waistlines expand even when total body weight stays the same. A specific signaling pathway called LIFR appears to drive the process and is now a drug target.
A study of 12,000+ brain scans from 64 countries found depression causes measurable cortical thinning across multiple brain regions in adults, but not in adolescents. The thinning was most pronounced during active depressive episodes.
Scientists Are Attempting to Reprogram Old Human Cells to Be Young Again. The treatment reprograms cells to a younger state but carries a real risk of triggering cancer.