A new study suggests that only an hour of strength training a week can build muscle. Here's what to know—and how to craft your own muscle-boosting routine.

A personal trainer got back in shape after treatment for colon cancer. Now his fitness keeps improving into his 50s, thanks ...

For centuries, the construction of Egypt’s pyramids has baffled historians and sparked countless theories. But now, Egyptologists and archaeologists are uncovering the brutal truth behind how these ...