Medically reviewed by Mallory Christopherson, DC Key Takeaways The shoulder joint is made up of four joints that work ...

Arm pain can be caused by a wide variety of problems, including conditions that affect your skin, joints, nerves, muscles, veins, or heart. A person with arm pain may experience soreness, itching, ...

I am trying to get into shape for summer, and one area that has always been challenging has been my upper arms. Recently, though, I began a workout routine, but a friend warned me about the risk of ...