Shoulder pain can stem from one or more of the following causes: 1  Strains from overexertion. 2  Tendonitis from overuse. 3  Shoulder joint instability. 4  Dislocation. Collar or upper arm bone fractures.  Frozen 1  shoulder. Pinched nerves (also called radiculopathy)
Joint pain can affect one or more joints. Joint pain can be caused by many types of injuries or conditions. It may be linked to arthritis, bursitis, and muscle pain. No matter what causes it, joint pain can be very bothersome. Some things that can cause joint pain are: Autoimmune diseases such as rheumatoid arthritis and lupus.
Rheumatoid arthritis, bursitis, lupus, osteoarthritis and even just plain fatigue can give rise to sore joints. When these important connective tissues are inflamed or stiff, the pain they can cause can sideline activities and generally make life quite uncomfortable.reating sore joints may require medical intervention to obtain a diagnosis. Some conditions, such as lupus, have the potential to be quite serious. Certain forms of arthritis are progressive. It is simply a good idea to understand the cause of repetitive motion joint pain before making an attempt to treat it.