Causes of sleeping chest sweating are mainly considered to be related to phytoneurological disorders, psychosomatic diseases, endocrine diseases, or hot weather, etc., and it is generally necessary to choose the treatment program according to the specific causes. 1. Phytoneurological disorders: patients with phytoneurological disorders, such as neurasthenia or menopausal patients, can have night sweats, chest sweating easily. 2. Psychosomatic diseases: anxiety or depression and other psychosomatic diseases can easily cause somatization symptoms affecting the quality of sleep, so there is the performance of chest sweating. 3. Endocrine diseases: such as hyperthyroidism, can affect the level of hormones in the body, affecting the body’s metabolism, so triggering the symptoms of sleeping chest sweating. 4. Hot weather: usually when sleeping, if the weather is hot, it is easy to cause the skin to increase sweat secretion, which produces the phenomenon of sleeping chest sweating, is a normal performance. If the symptom of chest sweating persists or aggravates, it is recommended to consult a doctor in time to clarify whether there are disease factors, maintain a regular lifestyle as much as possible, and pay attention to regulating the indoor air temperature.