Why do hands sweat?

There are several reasons why hands often sweat: First, there are physiological reasons. When the weather is hot, people's palms will sweat more, mainly in some obese and weak people. Second, patients with hyperthyroidism are prone to sweating all over the body and may be accompanied by palpitations. It is necessary to further check the thyroid function. Third, patients with calcium deficiency are also prone to sweating. Fourth, patients with cardiac insufficiency often sweat all over the body. Fifth, some patients with palmar hyperhidrosis will also have increased sweating because of the abundant local sweat glands.