Add Yahoo as a preferred source to see more of our stories on Google. If you tend to breeze through the "easy" part of an exercise—like lowering into a squat or letting your dumbbells drop after a ...

Add Yahoo as a preferred source to see more of our stories on Google. There are actually three phases of each rep: the concentric (the "up" portion), the eccentric (the "lowering" portion), and the ...

If you're like most guys in the gym, when you’re doing a big lift—whether it’s a max bench, a PR squat, or the last rep of a strip set of curls—you’re focused on one thing: Getting that weight up. The ...

Concentric training movements involve positive resistance to forces, for example when pulling upward during a pull-up, or when pushing up during a push-up. Either way, the primary muscles always ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." IF YOU'RE LIKE most guys in the gym, when you’re doing a big lift—whether it’s a max bench, a PR ...