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.
Your armpit is a sensitive area because so many blood vessels and nerves pass through this area. You may experience pain under left armpit or the right one for many different reasons. It is quite natural to become worried because the area is so close to the breast and often makes you wonder if you have breast cancer.