Elena Renken

Some animals live longer than they should for their size. Some have shorter lives. And others don't appear to age at all.

Years before he got diagnosed with Parkinson's, Joy Milne noticed her husband's characteristic scent had changed. The discovery that she could smell his illness has opened up a new field of research.

A photojournalist in Wuhan, China, portrays a city under quarantine in the midst of COVID-19.

The disease first identified in China in late 2019 was previously called "2019-nCoV."

When's the last time you checked in with your primary care provider? U.S. adults under age 65 made nearly 25% fewer visits to primary care providers in 2016 than in 2008, a big study finds.

A new survey of 10,000 Americans finds 61% of us are lonely. Young people, men and those new at their jobs are some of the hardest hit.