Contrary to popular belief, even if you're in great shape, you might still find yourself out of breath when going up stairs.

Caroline Roberts writes articles and notifications for CNET. She studies English at Cal Poly, and loves philosophy, Karl the Fog and a strong cup of black coffee. Dr. Valerie Cholet is a Professor ...

President Donald Trump stumbled while boarding Marine One, sparking fresh health concerns as the video spreads online.

Donald Trump is seen walking toward the chopper holding the hands of who appears to be White House adviser Elon Musk's son Æ ...