Add Yahoo as a preferred source to see more of our stories on Google. Luis Alvarez/Getty Images Have you ever worked out and watched your muscles grow before your very eyes? You probably have, and ...

Pumping iron gets a bad rap. A lot of people presume, for instance, that weight rooms smell bad. Or they’ll warn that you could hurt yourself, possibly by dropping a large dumbbell on your toe . Or ...

If you've spent any time lifting weights, you've probably noticed your muscles looking noticeably bigger during or right after a workout. It's a satisfying reminder that you actually did something, ...

Have you ever finished a workout and noticed your muscles looking fuller, tighter and more defined? It is what the fitness enthusiasts call a muscle pump. This temporary swelling happens when blood ...

NEW YORK (Reuters Health) - Weightlifters who drink skim milk after a workout will build about twice as much muscle as those who rely on soy beverages, a new study suggests. What's more, milk is far ...