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.
The cause of right sided underarm pain can be a result of anxiety. Some of the symptoms of anxiety include; shaking of hands, increased heart rate, and irritation, sweating, and underarm sweating. Your muscles might strain as a result of shaking when having a rapid heart rate.