When left arm pain does not have a known cause, comes on suddenly, or is severe, seek immediate medical attention. A ...

Depending on the underlying cause, pain in your left arm may be mild, moderate, or severe. It might radiate down your arm ...

Pain in the arm (shoulder to fingers) Includes shoulder ... The pain often peaks on day 2. After severe overuse, the pain may last a week.

Changes in pain ... a severe model of visceral pain raises obvious ethical issues, this is an otherwise rather well-conducted trial. One consequence of the decision to incorporate a placebo arm ...