Well-defined shoulders not only enhance your silhouette but also create a balanced frame that makes your waist appear smaller and improves overall posture. The good news? You don’t need complicated ...

Shoulders are very much in the sports news, particularly Alex Smith's injured right shoulder, the one with the Grade III separation -- complete tearing of both major ligaments that hold together the ...

A complete bodybuilding shoulder workout, designed by a U.S.-based fitness expert, to develop bigger, stronger, and ...

Upper back pain between the shoulder blades may result from poor posture or muscle strain. However, it can also stem from more serious problems with the spine, such as scoliosis or osteoarthritis.

Your rhomboid muscles connect your shoulder blade (scapula) to your spine. If your rhomboid muscles hurt, you’ll feel it in your back and shoulders. “The rhomboids can become painful because of ...

The shoulder muscles are responsible for maintaining the widest range of motion of any joint in your body. This flexibility is also what makes the shoulder prone to instability and injury. Muscles, ...

Your deltoid muscles make up a main muscle group in your upper body. They’re connected with many other muscles and bones in your upper back, neck, and shoulder region and are extremely mobile. They ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

When your upper body workouts come around, your mind probably jumps to biceps, triceps, and back. But wait! You're missing a major muscle group that (unfortunately) often goes unnoticed: rear delts.