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 ...
Decades before sports science caught up, lifters were using 21s to build size through partial reps, stretched positions, and relentless time under tension. The method spread quickly because it was ...
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.