Tell me about hypochondriasis?

Hypochondriasis is a group of neuroses whose main symptom is worry about one's own health or unfortunate events. Patients worry excessively about their health and have certain emotional reactions, often accompanied by symptoms such as anxiety, depression, fear, and obsessive-compulsive disorder. The onset of hypochondriasis is related to individual personality characteristics and social psychological factors. The diagnosis of hypochondriasis is mainly based on the patient's clinical manifestations and mental examination, supplemented by necessary laboratory tests. The psychological characteristics of patients with hypochondriasis mainly include: 1. Excessive worry about their own health, often accompanied by certain emotional reactions; 2. Often accompanied by symptoms such as anxiety, depression, fear, and obsessive-compulsive disorder.