What can cause headaches joint pain fatigue and muscle twitches? Please be specific

Pain. Usually, there should be disturbance of your own pain control mechanism. The most common is outside narcotics use inducing your own endorphine secretion relatively or absolutely decreased. The treatment should use physical ways to stimulate your endorphine secretion. Acupuncture, heating, deep massage, exercise, recreating activity, sexual intercourse etc may induce your endorphine secretion.