Building serious arm size takes more than pressing on repeat. To fill out a sleeve and add lockout strength, put the triceps extension in regular rotation. This classic elbow‑extension move is one of ...

The Best—and Worst—Exercises for Tricep Gains, According to a Trainer originally appeared on Men's Fitness. The triceps brachii is a three-headed muscle that plays a critical role in elbow extension, ...

Good things always come in threes: fairy godmothers, parts of a combo meal, boy bands made of brothers (Hi Jonas and Hansen!). So its no surprise the most eye-popping muscle in your arms is, in fact, ...

Nancy Cole demonstrates performing a one-arm overhead extension while standing on a BOSU, a half-moon shaped balance trainer. Nancy Cole demonstrates performing a one-arm overhead extension while ...