Here's how muscle growth, or hypertrophy, works and four ways to optimize hypertrophy including nutrition and resistance ...

Which exercises are most effective for your pecs? What to know.

In TODAY.com's Expert Tip of the Day, dietitian Natalie Rizzo shares her favorite post-workout snack to help the body recover and rebuild muscle.

Building muscle has serious perks.

Leucine is the amino acid that signals your muscles to start repairing and growing. Here’s why it matters.

A bowl of oats may be a healthy breakfast staple—but without the right pairings, it might not do as much for your muscles as you think.

It might be more than you think.

After 50, building and keeping muscle becomes more about working with your body than pushing against it. Hormones change, ...

Add Yahoo as a preferred source to see more of our stories on Google. Starting a new strength training program? Here's what you need to know about how long it takes to build muscle. When it comes to ...

'The Godfather of Bodybuilding' says this simple adjustment makes every rep hit harder ...

Have you ever worked out and watched your muscles grow before your very eyes? You probably have, and while this is a fun, satisfying sight, it doesn't last. What you experienced is known as a muscle ...