Sweating easily may be caused by physiological reasons, hypoglycemia, hyperthyroidism, pheochromocytoma and other reasons. 1. Physiological reasons: it can be caused by too hot weather, strenuous exercise, emotional excitement, or caused by eating spicy and stimulating food. Sweating caused by physiological factors can be improved by diet and emotional adjustment. 2. Hypoglycemia: The causes of hypoglycemia are many, and the symptoms of sympathetic over-excitement are the main manifestation of the attack, because the sudden drop of blood sugar stimulates the sympathetic excitation, and the human body releases a large amount of adrenaline, and the patient may have symptoms such as pallor, cold sweating, and trembling of the hands and feet. 3. Hyperthyroidism: The common symptom of hyperthyroidism is fear of heat and sweating, and it may also be manifested as nervousness, personality changes, irritability, inability to concentrate, difficulty in sleeping and many other symptoms. 4. Pheochromocytoma: the common symptom of pheochromocytoma is excessive sweating, sweating with paroxysm, sometimes can be persistent sweating, but paroxysm episodes of facial flushing or whitening can occur at the same time. Panic, hand tremors, and cold extremities may also occur. Attacks are often accompanied by a marked increase in blood pressure and a resulting headache. Sweating easily with other abnormal symptoms, it is recommended to consult a doctor to clarify the cause of the disease and then carry out targeted treatment.