We asked fitness expert and certified personal trainer, Rachel Pieroni, to share her top tips on how to use strength training ...

TO MAKE THE arm muscle gains you want, you'll need to be intentional. Following a balanced workout split will put you in a good position for growth—but if you really want to maximize your biceps ...

Trainers share five proven moves to firm triceps and shoulders. Build definition and reduce arm jiggle with clear tips.

Common arm workouts with overhead movements can cause pain or injury, according to trainer Cat Kom. If you feel a sharp pain or pinch in your shoulder or back, try a more joint-friendly exercise.

Fitness influencer and TikTok user Riley — known as @riley_habel615 on the app — is going viral for her shockingly big arm muscles that have viewers doing a double take. Earlier this month, the Boise ...

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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." TO MAKE THE arm muscle gains you want, you'll need to be intentional. Following a balanced workout split ...