If you engage in any sort of athletic endeavor, you know that any stretching you do tends to emphasize the lower body, if you even stretch at all. It makes sense: Your hamstrings, quads, and calves ...

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. Shoulder mobility is ...

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Editor's note: Adam Rees is founder of GRIT Gym, a gym based on results, creating a culture and lifestyle of performance, strength, health and freedom. This is the last of a two-part series on ...

The triceps — the forgotten halves of the upper arms. You might hear “welcome to the gun show” after a bicep pump, but rarely do you hear a clever quip about the triceps. Nevertheless, they’re ...

Some of these movements are great for a dynamic warm-up before starting an activity, while others are good recovery options. By integrating these stretches in your regular routine, you’ll feel more ...

Your triceps make up almost two-thirds of your upper arm muscle mass. That means if bigger arms are the goal, you can’t afford to ignore them. And one of the most effective ways to target them ...

On the backside of each of your upper arms is an unsung hero. With the right amount of consistent, balanced strength training, you can give it the attention it deserves—and in doing so, stretch the ...