"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 ...

Rest assured, the hype is real. Hypertrophy is, by definition, the enlargement of an organ or tissue from the increase in size of its cells. Not to be confused with hyperplasia, the process of ...

Hypertrophy; you hear the term bandied about constantly on Instagram, and it's likely the reason you started lifting weights in the first place, but what does it actually mean? The scientific term for ...

Does cardio kill the gains? Let’s understand the truth about muscle growth and workouts with some scientifically backed facts ...

As the popularity of Pilates—and those oh-so-Instagram-able reformer classes—has increased over the past few years, so too has the hype surrounding the method’s benefits (Build long and lean lines!

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. Whether you’ve been lifting for years or ...

When it comes to working out, women often have a mix of goals that go far beyond just aesthetics or strength. It's about feeling good, taking care of your mental health, and yes, getting stronger, too ...

Explore the truth behind the myth that fat turns into muscle. Learn how to effectively lose fat and gain muscle ...

From Hyrox to Pilates, resistance bands and even yoga, experts explain what actually builds muscles – and why it gets harder with age.