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 ...

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, ...

Plus, the popular move you need to retire in order to make the gains you want.

Chair exercises to tighten upper arms after 55, from a certified personal trainer, with joint-friendly form cues and faster tricep burn.

Triceps are two major muscles on your upper arms that are almost always overlooked or substituted with bicep workouts – that don’t really work the same magic on your triceps. Gym fiends will also tell ...

They might feel good when you’re repping them out, but crushing curl after curl after curl just isn’t enough if you’re serious about building sleeve-busting arms. Sorry to be the bearer of bad news, ...