Aging

Do declining immune systems explain the trend, or is something else going on? Experts explain

A burgeoning field is launching its first clinical trial to find out whether dialing back cell development can safely refresh aged tissues and organs

A new study shows that taking a daily multivitamin could boost longevity, but the results aren’t conclusive

Many older adults improve their physical and cognitive health over time, overturning the idea that aging equates to a decline

People who help sick, aging loved ones are at risk for physical illness themselves. There may be ways to improve their resilience

A new analysis suggests that genes play a much larger role in human longevity than previously believed. But lifestyle factors still matter

New research suggests that getting even just a few more minutes of sleep and exercise and eating an extra cup of vegetables every day can significantly boost longevity

A study of dolphins’ epigenetic ages found that animals with more high-quality friendships were biologically younger than their lonely peers

A large international study suggests that being multilingual can slow down cognitive aging

Researchers hope the finding could point to new therapeutic approaches for the disease

Maria Branyas Morera was the oldest person in the world when she died. Scientists analysed her genes, metabolism, and more

A map of DNA methylation changes in human organs—from the stomach to the retinas—could help researchers discover more targets for antiaging therapies