Arnold Schwarzenegger has a message for anyone just going through the motions at the gym. The six-time Mr. Olympia is ...

It might be more than you think.

Some of the best muscle-building foods include protein-rich chicken, salmon, and lentils. You can pair dietary changes with ...

Some workouts leave you buzzing, muscles pumping, and energy on high. Others leave you wondering if you made any progress at all. The difference often comes down to more than just the weight on the ...

Learn how combining creatine and BCAAs can boost your workout energy, speed up muscle repair, and help you reach your fitness ...

Dr Mike Israetel explains why more variety doesn’t mean more muscle. Here’s what actually drives growth in the gym ...

As you get older, experts advise increasing strength training to help burn calories and keep your metabolism firing. But if ...

What's a typical rate of muscle gain? Every body responds a little differently to strength training, so the short answer is “it depends." One review of research on how resistance training impacts ...

Repeated exercise, or wasting, can change the way key genes work.

We all want to know if and how we can come back to form after injury, illness, or a long hiatus. Muscles adapt in response to the environment: They grow when we put in the work and shrink when we stop ...