Tricep extensions and bicep curls are classic arm-building exercises, but fitness expert Menno Henselmans shares key technique cues to make them even more effective for bigger, stronger arms.

The muscles in your arms are complex structures and attach to the bones in multiple places - Andrew Crowley for The Telegraph Arms can be a tricky area. But it’s perfectly possible to transform them, ...

Upper arm softness is among the first features people notice when assessing age-related changes. Hormonal shifts, muscle loss, and reduced training intensity combine to soften the triceps and flatten ...

If the only equipment you have is a set of dumbbells and your own body, here's a list of the ultimate dumbbell and bodyweight moves you can do anywhere. These exercises all target the upper body so ...

Your body must remain physically active for maintaining your overall health. If you exercise regularly, not only do you improve your physical body, but you also keep yourself on your feet all day 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 ...

You want bigger arms. And why not? While a 500-pound squat or 315-pound power clean may be more impressive to experienced lifters, nothing beats a set of beefy ...