What can cause severe upper arm pain (periodic aching between elbow and shoulder, sometimes pain going down arm and into shoulder)?
the thing that causes generalized upper body pain is running to much or standing or always sitting down and if you exercise to much and if you sleep rong.
severe pain and swelling.
strectch
biceps tendon rupture, C5 radiculopathy, many, many more, need to see neurologist to localize
Rotator cuff or shoulder muscle injury.
Pain in the left shoulder blade and tingling in the left arm can be caused by a pinched nerve. The exact cause of the pain should be diagnosed by a qualified physician.
stroke or heart attack, if that answers yurr question
See your health care provider as soon as possible. If shingles is the cause, early treatment can lessen the duration of pain.
pain in right arm
Get a cervical MRI and see if there are any bone spurs impinging on your spinal cord or nerves
hence, the funny bone
see a doctor
Neurofibroma in your arm gives you pain while you try to punch the opponent. In that awkward movement, you invite the actual punch from your opponent.