Walk into any hardcore gym in the seventies and you’d see it everywhere. Lifters crowded around a barbell, sleeves rolled tight, fighting through a set of curls that burned so intensely it became a ...

View post: Bored of Machine Curls? Men Over 40 Should Try This Underrated Exercise for Stronger Hamstrings View post: This Simple Pilates Move Helps Men Over 40 Loosen Stiff Hips and Move Without Back ...

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, ...

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 ...

The triceps are the large muscles on the back of the upper arms that are responsible for elbow, shoulder, and forearm movements. Working out your triceps helps to build upper body strength and is an ...

When people think of having strong, toned arms, they tend to focus mainly on building biceps—the meatier part of your arms. But the triceps—the three-headed muscles in the back of your arms—are just ...