A complete, science-backed guide to getting bigger pecs

Which exercises are most effective for your pecs? What to know.

I Tried the Chirp Muscle Stimulator After a Shoulder Injury—Here's My Update After 3 Months

The Chirp Halo is an at-home device that comes with two small magnetic devices (or “pucks”) that attach to sticky pads on ...

I’m a Personal Trainer for CEOs. This Is the 20‑Minute Routine That Actually Builds Muscle

Doing less in the gym can lead to more muscle growth.
Johns Hopkins Medicine

The Science of Being a Winter Olympian: The Brains, Endurance and Cold-Sensing Abilities That Make It Possible

As temperatures dip below freezing, two areas of our bodies help to regulate our response, or the response of a winter ...

Yes, You Can Bulk Without Getting “Bulky.” If You Want To Build Muscle, Here's the Blueprint.

Building muscle has serious perks.
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How to Actually Build Muscle When You Work Out

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 ...

Should You Have Protein Before Or After A Workout For Muscle Growth? What The Science Says

When you drink a protein shakes doesn't matter as much as how much protein you consume. Here's the latest research and expert ...

‘These 3 Fitness Tricks Helped Me Build Major Upper-Body Strength and Muscle’

Bodybuilder Rebecca Vizi refuses to let her disability define her.

It Actually Takes a Lot Longer Than You'd Think to Lose Muscle From Not Working Out

In other words, relax—a week or two off when you’re sick or traveling isn’t a dealbreaker.