Here's what this means for your next workout.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE WORST THING you can do in the gym? Go through the motions. Use the same weight for the same number of ...

Work smarter, not harder.

The importance of strength training is well known. But when it comes to how to strength train, the advice can be confusing. Popular workout modalities take vastly different approaches. Low-impact ...

Walk into any gym, and you’ll hear conflicting advice about reps. Some trainers swear by heavy weights and low reps. Others advocate for lighter weights and high reps. Your workout buddy might tell ...

Reps versus failure is the wrong fight. Muscle grows when you train close to failure, choose rep ranges that keep technique ...

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. Ever since man first picked up heavy ...

Weightlifting lore—which is more inclusive than it sounds—dictates that if you’re looking to build size, the smart money is on forcing your muscles to adapt by testing them with increasingly heavy ...

Daily exercises to rebuild muscle after 55, plus trainer-led tips and expert quotes to help you get stronger safely.

Question: When I do 15 to 25 repetitions of a weightlifting exercise, my muscles feel just as exhausted as when I do only eight to-12 repetitions. Is there any difference performing the exercises with ...