An individual with hypochondriasis is known as a hypochondriac. Hypochondriacs become unduly alarmed about any physical or psychological symptoms they detect, no matter how minor the symptom may be, and are convinced that they or others have, or are about to be diagnosed with, a serious illness. Hypochondria are a mental health disorder. The person with health anxiety may have gone through a serious illness and fear that their bad experience may be repeated. They may be going through major life stress or have had a serious illness during childhood.

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