Sweating immediately after drinking water can be caused by environmental factors, physiological factors or individual differences. 1. Environmental factors: the patient may be located in the environment due to the high temperature, leading to the patient appeared after drinking water immediately after sweating a lot of cases. 2. Physiological factors: the patient may be after strenuous exercise or mental stress when drinking water, resulting in drinking water immediately after the emergence of a large number of sweating; may also be the water temperature is higher, drinking water, there will be a large number of sweating. 3. Individual differences: Due to individual differences, some patients have developed sweat glands, high density distribution on the body surface, and strong secretion ability, which will make patients sweat a lot immediately after drinking water. Drinking water immediately after a large number of sweating may also have other reasons, it is recommended that patients seek medical attention in a timely manner, clear cause of the disease, for standardized treatment or therapy.