Firming your upper arms requires building lean muscle in your triceps and biceps. Many gym-goers turn to machines for their ...

Add Yahoo as a preferred source to see more of our stories on Google. Man doing tricep pushdowns. We have more triceps than biceps (they actually make up two thirds of your overall arm). So, if you’re ...

Add Yahoo as a preferred source to see more of our stories on Google. Tricep pushdowns are a staple exercise for many. You likely see tons of guys repping these out in the gym on a daily basis, but ...

This exercise breakdown explains a tricep pushdown adjustment that may improve control and muscle engagement during training ...

In a new video on the Athlean-X channel, trainer Jeff Cavaliere C.S.C.S. shares one of his go-to exercises for training triceps—the pushdown—and explains why he favors the underhand grip when he ...

You don't need a weighted vest to attempt this exercise at home; simply load up a backpack with whatever's handy to give it some weight, and put it on for 2 to 3 sets. "The underhand supinated grip is ...

If you tend to walk right past the cable machine at the gym, listen up. While you can always work your triceps with a set of dumbbells, the cable machine is an excellent way to isolate your arms and ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Arm day can be one of ...