This superset workout focuses on the eccentric (lengthening or lowering) portion of your workout to give your biceps and triceps a challenge.

This month, your challenge is to train arms for 30 consecutive days (plus one bonus workout if you're really into the plan). The catch: Not every single day is going to be biceps curls. Some days ...

Discover how a 30-day training program can transform your arms, strengthening biceps, triceps, and forearms while boosting your muscle endurance and overall health.

Peloton trainer and author Tunde Oyeneyin's arm challenge includes high reps and light weights. Here's what happened when I committed to a month of arm work.

Jessica Johnson's arms swelled after she tried the rigorous 'Murph Challenge', a popular CrossFit workout. Swollen limbs can be a symptom of a rare, but potentially lethal, condition known as ...