Reps vs. Time Under Tension: A Trainer Explains The Best Way to Build Muscle originally appeared on Men's Fitness. I’ve been a certified personal trainer (C.P.T.) for 15 years. In this ...

Jack McNamara does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Leg strengthening exercises after 55, with certified CPT guidance to rebuild muscle daily without beating up your joints.

Bed exercises for strength after 60, with certified CPT guidance to rebuild muscle safely with low joint stress.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you tend to breeze through the "easy" part of an exercise—like lowering into a squat or letting your ...

Time under tension (TUT) is a weightlifting technique designed to build muscle mass by increasing the time muscles spend activated during an exercise. We cover if it works and what its benefits are.

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Rolling a tennis ball under your glutes offers a simple self-massage technique that can ease muscle tension.

Follow these four trainer tips to optimize the process.