How to: Start standing on the mat, feet hip-width apart. Bring elbows together and up, arms in a 90-degree angle. Keeping core stable, open elbows as wide as possible and then bring them together ...

Having strong and defined shoulders isn't just about aesthetics; they're crucial for countless daily movements, the stability of your upper joints, and, of course, preventing those pesky injuries.

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 ...