Excessive sweating of the hands and feet, medically known as “hyperhidrosis of the limbs,” occurs more often in young adults who have greater mood swings. If you have sweaty hands, you need to go to the hospital to check if you have sweaty hands. If you are healthy, your palms should be dry even if your whole body is sweaty. And hands often sweaty people, often the body is not sweat, but the palms of the hands are full of cold sweat, feel cold, some people the more winter the more sweaty hands. The most common symptom of hyperhidrosis is that the body sweats very little, but the sweat of the hands and feet is abnormally high. Emotional stress and severe hand sweating can drip from the patient. The surface of the skin in hyperhidrosis is often moist and often still sweats. The patient’s palms, plantar feet, armpits, tip of the nose and other places will be a lot of sweat, due to hyperhidrosis patients will be accompanied by peripheral blood circulation dysfunction, the patient’s hands and feet due to sweating is wet and cold, and some will also appear on the hands and feet of the skin bruising or pallor, the hands and feet are easy to grow frostbite. According to the cause of hyperhidrosis, can be divided into primary hyperhidrosis and secondary hyperhidrosis: primary hyperhidrosis is due to excessive sympathetic hyperactivity or abnormal secretion of sweat glands led to a marked increase in sweating phenomenon, rather than by the disease caused by hyperhidrosis, in the medical science is called primary hyperhidrosis, the vast majority of patients with hyperhidrosis, belong to this kind of hyperhidrosis. Secondary hyperhidrosis is a condition in which a small number of people experience an increase in sweating due to physical illnesses, such as hyperthyroidism, endocrine diseases, mental illnesses, tumors, and endocrine imbalances during menopause.