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.
A: Upper left arm pain is sometimes a symptom of a heart attack, and sufferers should never ignore it, notes Mayo Clinic. Other potential causes of upper arm pain include joint injuries or compressed nerves. In some instances, the source of the pain is not the area where the sufferer feels the pain but originates in the upper back or neck.