Fun fact: The shoulder joint is the most flexible joint in the body because of its ball-and-socket structure, which allows for a wide range of movements. Shoulder mobility exercises and stretches can ...

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 ...

If your shoulder workouts have begun to feel more like maintenance sessions, with few results to show for your endless reps, it might be time to change things up. Despite the dizzying list of shoulder ...