Plus, exactly how to train to sculpt your muscles.

Unlock the biological secrets to rapid muscle growth by balancing mechanical tension, metabolic stress, and recovery for a ...

Understanding how muscles grow is the key difference between training hard and training effectively. Muscle hypertrophy is ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." YOU'VE PROBABLY HEARD big guys at the gym tossing around the word "hypertrophy" when they talk about ...

Plus, how it differs from strength training and expert tips to program workouts for both approaches.

When I read my first novel about Jack Reacher, a larger-than-life character created by British author Lee Child, I was struck by several things. First, he was huge, at 6 feet 5 inches and 250 pounds.

The explosion of reformer Pilates videos across social media platforms has sparked intense debate about this century-old exercise method’s ability to build muscle. As fitness enthusiasts increasingly ...

Increasing skeletal muscle mass, or muscle hypertrophy, is a critical aspect of human performance, rehabilitation, and overall health. This biological phenomenon occurs in response to various stimuli ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to weightlifting, people hit the gym for a plethora of reasons. Maybe you want to improve ...

Is there a ‘best time under tension’ for building muscle? We spoke to a sports science expert to find out When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

The bottom line? Building strong, sculpted arms is all about choosing the right strength tools—and training regularly.