Have you ever worked out and watched your muscles grow before your very eyes? You probably have, and while this is a fun, ...

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 ...

The sensation of a "pump" or muscle congestion during workouts is a phenomenon that many fitness enthusiasts chase with zeal. That temporary swelling, that feeling of full and defined muscles, is not ...

Here’s one of those weird-yet-fascinating, quirky-yet-perhaps-helpful research findings: People who clench their muscles—by, say, making a fist or tensing their biceps—show a brief spurt of improved ...