Why do I always sweat when it's not hot?

Summer is very hot, people often sweat, but even in dry autumn and winter, some people still sweat. Their palms are like a faucet that can't be turned off tightly, sweating like a pig, and they have to bring handkerchiefs or paper towels to wipe their hands and sweat every day. They are very troubled by this. In fact, palms often sweat, and there is a high probability that they have a disease-palmar hyperhidrosis.

Palmar hyperhidrosis refers to the disease of excessive secretion of sweat glands in the hands. The main manifestations are sweating in both hands, and some patients are accompanied by sweating in other parts, such as soles of feet, armpits, head and face. Palmar hyperhidrosis can be divided into primary and secondary. Primary palmar hyperhidrosis is a phenomenon that excessive sympathetic nerve leads to obvious increase in sweating. Most patients with palmar hyperhidrosis belong to this kind of palmar hyperhidrosis. Secondary palmar hyperhidrosis is caused by other diseases of a few people, such as hyperthyroidism, endocrine diseases, mental diseases, tumors, menopausal endocrine disorders and so on.