"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." TO MAKE THE arm muscle gains you want, you'll need to be intentional. Following a balanced workout split ...

Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back ...

Strong has no expiration date.

WHAT'S YOUR GO-TO arm day exercise? There's a good chance your answer is the dumbbell biceps curl. That's a great answer—we've talked at length about the move and how valuable it can be for your ...

Once you've found a strength-training routine that works for you and you've committed to doing it two to three times a week, you'll be eager to see results — so when do the noticeably chiseled arms ...

Repeatedly doing the same type of activity — whether it’s running, lifting or sitting — can have serious downsides. By Hilary Achauer When you head out for your daily run, with each stride you’re ...