Muscle relaxation treatment for tension headaches.
D000328:Adult; D000367:Age Factors; D001521:Behavior Therapy; D005069:Evaluation Studies as Topic; D005260:Female; D006261:Headache / Q000628:therapy*; D006801:Humans; D008297:Male; D009129:Muscle Tonus; D011214:Practice, Psychological; D012063:Relaxation