Aging

The discarded fragments of this creature apparently refuse to die, leading researchers to claim immortality

A new study could help identify promising treatments to extend the human lifespan, researchers say

Stable rhythms of rest and activity are associated with healthier biological age markers, a new study suggests

Greenland sharks have hearts that can function normally for more than a century

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