Dumbbell lateral raises primarily work the shoulder muscle, or as the muscle group ... activation in the medial deltoid than when the upper arm was positioned at a different angle or when doing ...

The four essential moves work multiple muscle groups including the anterior deltoids (front of the shoulders), lateral deltoids ... in the back of your upper arm. Why you should train the upper ...

Why it rocks: Both Carnation and Lampa put this upper body staple at the top of the list. Push-ups hit all the major arm muscles while helping you target the chest and shoulder girdle (AKA your ...

“There are things we can do to target some of the muscles in the upper back to help with that posture.” Weightless arm exercises often move through the full range of motion of the ...

The best arm workouts target several major muscles at once. Tricep dips, push-ups, planks, and burpees will tone your arms and don't require weights. Exercise your upper body two to three times a ...

“In a lateral raise, when your arms are fully extended, parallel to the ground and at shoulder height, the ‘moment arm’ is at its ... Your shoulder muscles have to work really hard to ...