You might be surprised how much you're already hitting this valuable muscle group. Here's how to avoid going overboard.

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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.

“Our muscles support our joints, so by improving muscle strength you can help reduce impact on your joints,” Dr. West said.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." BUILDING BIG ARMS is about more than just one move—and more than one muscle. The dumbbell biceps curl is ...

SCULPTING A SET of strong, muscular arms is high among the top priorities guys have at the gym. The big arms ideal is often thought to be a purely aesthetic pursuit—and for some trainees, that might ...

Tighten sagging arms in 30 days with 5 standing exercises that build strength, boost posture, and firm your upper arms after 50.

The Recommended Dietary Allowance (RDA) for protein is 0.36 grams of protein per pound, or about 54 grams for a person who ...

Losing muscle with age is common, but research shows it’s possible to preserve and even gain strength well into your 70s, 80s ...

Share on Pinterest How much protein you need to build muscle can depend on your weight, activity level, and age. Eating too much may have some risks. Getty Images/Alexander Spatari Protein is ...

BIG TIME SQUATTERS and deadlifters put a major focus on training their legs. Bench press fanatics spend their time building up their chests. Athletes commit their efforts to sport-specific training, ...