Psychosomatic Syndromes. Fibromyalgia, fibrositis, and myofascial pain syndrome. Chronic fatigue and chronic fatigue syndrome. Globus and fear of choking. Dysphagia and esophageal motility disorders. Non-ulcer dyspepsia. Irritable bowel syndrome. Urethral syndrome. Behavior-induced physiological changes: hyperventilation and aerophagia. Chronic pain syndromes. Mechanisms of Bodily Complaints. Somatization. Hysteria. Deception. Mechanisms of bodily complaints: main conclusions.