Sweating for a while, often due to the following factors: 1, the most common factor is hypoglycemic reaction, when the body’s blood glucose is lower than 2.8mmol / L, there will be symptoms of hypoglycemia, hypoglycemic symptoms are most common is sweating, and a burst of sweating for a while as a significant, at this time will also be accompanied by dizziness, palpitations, panic, hand tremor, and other clinical symptoms; 2, a burst of sweat, such as common colds will also have clinical symptoms. The cold will also have clinical symptoms, but need to identify the normal skin sweat or cold sweat, usually such as wind-heat cold is warm sweat, such as wind-cold cold is paroxysmal cold sweat; 3, a bout of sweating often due to ionic disorders, such as periodic hypokalemia, there will be a bout of sweating clinical symptoms; 4, a bout of sweating, but also by hyperthyroidism, hyperadrenocorticism, and other factors In summer, such as the precursor of heat stroke, there will also be a bout of sweating clinical symptoms; 6, such as female endocrine disorders, in puberty and menopause will also appear the above symptoms.