Add Yahoo as a preferred source to see more of our stories on Google. Wanna start a fight? Walk into a room full of strength coaches, personal trainers, and exercise physiologists and ask, “How many ...

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 ...

"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 ...

This is Your Quick Training Tip, a chance to learn how to work smarter in just a few moments so you can get right to your workout. Muscular endurance describes your muscles’ ability to repeatedly ...

Wanna start a fight? Walk into a room filled with strength coaches, personal trainers, and exercise physiologists and ask, "How many reps should I do to build muscle?" Or, "What's the ideal number of ...