beside oneself. In a state of extreme agitation or excitement, as in She was beside herself when she found she'd lost her ring, or Peter was beside himself with joyâhe'd won the poetry award.
Symptoms & Signs. Pain in the arm can result from a number of factors. Abnormalities or injury of the skin, nerves, bones, joints, blood vessels, and soft tissues of the arm can all result in pain. Arm pain, depending on the location and cause, may be accompanied by numbness, redness, swelling, tenderness, or stiffness of the joints.
In most cases, armpit pain is not serious. However, you may need to see your doctor if any of these occur: Pain under right armpit moves towards the chest, which may be related to heart disease. Muscle weakness of the arm, severe burning sensation, unusual inflammation of the skin, etc. Numbness or tingling sensation in your arms.