"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 ...

Just put in a good effort and do it regularly.

Here's what this means for your next workout.

You might have seen your favorite Instagram trainer mention hypertrophy on her strength training posts. Or maybe you heard the term in a fitness class or while ...

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 ...

When performing resistance training such as lifting weights, there’s a lot of interest in how close you push yourself to failure – the point where you can’t do another rep – and how it affects your ...

This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. Despite what many workout equipment ...