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

Left arm pain can come on suddenly or be felt for a long time. Anytime someone has left arm pain and is experiencing other heart attack symptoms, they should call 911. The pain may also be from an ...

a condition affecting your upper arm may be felt around your shoulder. Problems with the rotator cuff are a common cause of this type of pain. Many of these issues are also the cause of left ...