Sudden sweating can be caused by strenuous exercise or in hot areas, causing the body to excrete fluids outward through the sweat holes, resulting in excessive sweating. In addition to sweating under stress, there are also some diseases that cause excessive sweating, such as hyperthyroidism, which leads to an increase in the body’s basal metabolic rate and a gradual increase in surface skin temperature, which can lead to fear of heat. In the menopause will also have such symptoms, because the body during menopause estrogen, androgen constantly lower, resulting in endocrine disorders in the body, the nerve response to the surface temperature of the skin is too sensitive, resulting in fear of heat, sweating, if the body appears similar symptoms should immediately seek medical attention.