Evidence suggests reactivations of the varicella-zoster virus may accelerate aging and raise dementia risk. Now scientists want to know if vaccines and antivirals could help protect the brain.

Will Mair, who studies aging, lost almost all his research funds when the White House cracked down on Harvard. He was wholly unprepared for the upheaval that followed.

Six years after COVID-19 pandemic declaration, experts say mental health impacts still linger ...

Nutrition, disease, accidents, physical activity and labor—many of the things that humans do or experience leave traces in our skeletons. Even thousands of years after death, these traces can provide ...

Your skin gets hungover, too.

Lack of sleep can affect your brain, heart, immunity, and overall health. On World Sleep Day 2026, know what really happens ...

Many believe pulling out one grey hair will cause several more to grow. A dermatologist explains the science behind greying, and what really happens when you pull out that first silver strand ...

We forget the name of the person we just met, where we put our keys, or why we walked into the kitchen. These are perfectly ...

In reality, nails are considered appendages of the skin, explains Chris Adigun, MD, a board-certified dermatologist and nail ...

The AI world has changed significantly in the last two years. What used to appear as a technology of the future is now a daily resource to the creators, marketers and businesses around the world.

Reduced daytime physical activity, as measured with wearable trackers, is tied to increased risk for multiple sclerosis progression and brain atrophy, new research shows.

Watching my father forget the name of his favorite restaurant of twenty years made me realize I'd finally encountered the one problem my spreadsheets, research skills, and carefully curated coping ...