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

Medically reviewed by Jennifer Steinhoff, MD Shoulder blade pain is discomfort in or around your shoulder blades. It usually ...

Muscle twitching is a significant cause for concern when accompanied by other neurological symptoms such as muscle weakness, numbness, or tingling, Dr. Jacobson says. “In those situations, a good ...

They work several key arm and shoulder muscles in addition ... tricep dips to help prevent injury. If you feel pain while doing dips, stop right away. If the pain doesn't go away after resting ...