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.
These muscles can cause pain in the right upper back after injuries, such as a muscle strain or bruise from a car accident or fall. Overuse from work or recreational activities, such as painting or playing racket sports, might also be to blame -- especially for people who are right handed.