Sick--a way of life.
D000293:Adolescent; D000328:Adult; D002908:Chronic Disease / Q000523:psychology*; D005260:Female; D006261:Headache / Q000523:psychology* / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010817:Physician-Patient Relations; D012803:Sick Role; D013315:Stress, Psychological / Q000523:psychology