A dull feeling in your left arm could be from overuse or strain. Learn what causes pain on this part of the arm here and ...

From muscle strains, bacterial and viral infections, and skin rashes, here are 9 possible causes of armpit pain and when to ...

Arm circles are a fantastic exercise for improving mobility and strengthening the suprascapular nerve. Start by reaching your ...

which help provide sensation and allow movement of the upper arm. Nerve pain is usually radiating, or travels from the armpit to another part of the body, and can feel electrical in nature ...