The shoulder is one of the most mobile joints in the body, and excessive mobility demands stability. Many types of athletes--including climbers, cyclists, weightlifters, and triathletes--should build ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Your shoulders are an ...

Regular resistance training that engages your shoulder muscles—primarily your deltoids, the rounded muscles that cover your shoulder joint—can help you remain functionally fit and avoid painful ...

As someone who strength trains often, my shoulders are constantly put to work. They get hit anytime I press weight overhead or hoist my body to the top of a pull-up bar; even the simple act of ...

: My shoulder has been hurting for four months after playing ball with my kids. It's now hurting with most daily activities, especially those requiring my arms overhead. My primary doctor's advice: ...

Ditch the chest-centric bench press and discover the expert-approved routine that targets all three deltoid heads to build a ...

These are the moves that will build the upper body strength and size you want.

The shoulder is among the body's most frequently injured joints. The unstable nature of its ball and socket design creates an environment where mobility is at a maximum but stability is minimal -- ...

Bed exercises to tighten arms after 55, a CSCS trainer shares 4 joint-friendly moves to firm triceps and shoulders.