Tag
Aging
Page 15 of 23
Fix everything but DNA damage and you get 156 years
A modeling study in npj Aging asked what human lifespan would be if every driver of aging were solved except mutations building up inside cells. The answer was around 156 years, and the bottleneck was the cells the body cannot replace.
Aug 3, 2026
Thinking your smell has faded tracked depression best
Pooling 187,056 people across 23 studies, researchers in JAMA Otolaryngology found that people who felt their sense of smell had declined were more likely to be depressed, while measured smell loss showed a weaker and less stable link.
Aug 3, 2026
Rationed sugar in infancy tracked younger biological age
A Nature Communications study of 64,809 UK Biobank participants found those whose first 1,000 days fell under postwar sugar rationing had less age-related disease decades on, and organ clocks reading about a year younger.
Aug 3, 2026
Zinc: uses, evidence, dosing and safety
Zinc has three evidence-backed uses: a lozenge for an adult's cold, a high-dose formula for existing macular degeneration, and children in places where deficiency is common. The daily immune capsule is not one of them.
Aug 3, 2026