Plus, exactly how to train to sculpt your muscles.

As any bodybuilder can attest, muscles grow when we make them do more work. Now, new research explains how muscle cells translate weight-lifting overload into bulk. The secret lies with a chemical ...

When you train your muscles (either by lifting weights, running, or doing resistance work), you create tiny microtears in your muscle fibers. While this might sound detrimental, it’s actually a good ...

Many people start strength training because they want to build muscle. That’s a great goal – building muscle can help you look and feel great. It improves your metabolism, self-esteem, and overall ...