Causes
The exact cause of nerve pain is poorly understood. Experts believe that nerve pain occurs after one or more nerves are injured or damaged. As a nerve heals, it may change and send messages about pain, touch and temperature in a different way than before the injury. Abnormal pain messages that result from peripheral nerve damage may cause a person to have chronic nerve pain in the hands, arms, feet, legs or face. Some people are born with peripheral nerve damage, while most acquire it or get it sometime during their life. Peripheral...More
