See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. New research suggests vitamin D may help slow biological aging by ...

The secret to aging more slowly may be hiding in your gut. Scientists discovered that certain gut bacteria are strongly linked to how quickly the body ages, with microbial differences accounting for ...

Aging affects memory precision, but the exact impact of aging on engrams is not well understood. Here the authors show that aging reduces neuronal reactivation, disrupts coordinated activity-dependent ...

Scientists have discovered that jewel wasps can slow down their biological rate of aging. Their study of jewel wasps, known for their distinctive metallic colors, has shown that they can undergo a ...

A nasty rash isn’t the only thing this shot may spare you from. A new study from the University of Southern California found that a recommended vaccine for older adults may not only prevent a painful ...

As muscles age, their cells lose the ability to regenerate and heal after injury. Now, researchers have created the most comprehensive portrait to date of how that change, in mice, unfolds over time.

The protective proteins in our bodies aren’t just great for fending off infection—they could also fight the effects of getting older. Normally, antibodies are protective proteins produced by our ...

A new study suggests that vitamin D supplementation may help preserve the lengths of the protective caps at the ends of chromosomes known as telomeres. Researchers say maintaining the length of ...

Spatial maps of various tissues and organs in aging mice have revealed new insights into the aging process. Aging is a process common to many animals; however, the complexity of aging means that there ...