Over and over again
This is caused, as the name implie, by repeating the same motion, usually in the hands or arms, over and over and over again.
The muscles, tendons, ligaments and nerves simply get overused and overworked and begin to cause symptoms such as easy fatigue, pain and numbness
You must be evaluated by your family doctor or orthopedic surgeon to make the diagnosis.
Be well, dr. Fred - linwood, nj.