![]() There are a few possible causes for this, including some medications and medical conditions. When a person has hyperhidrosis, the sympathetic nervous system releases excessive amounts of acetylcholine which activates sweat glands. ![]() Hyperhidrosis is a medical condition that causes a person to sweat excessively.Īny sweating beyond what is necessary for temperature regulation is considered excessive. What is Excessive Sweating (Hyperhidrosis)? ![]() I’ll also cover how it’s diagnosed, possible treatments, and when to see a healthcare provider. In this article, I’ll go over what hyperhidrosis is and what may cause it. The SNS is activated during times of stress and is often associated with the “fight or flight” response to stress.ĭuring times of stress, the SNS causes multiple changes in the body including, increased respiratory rate, vasodilation (dilation of blood vessels), vasoconstriction (narrowing of blood vessels), and perspiration (sweating). Excessive sweating (or hyperhidrosis) usually results from an over activation of the sympathetic nervous system (SNS). Sweat glands are controlled by the nervous system. Sweating moistens the skin and evaporative cooling helps cool the body down. Many of these glands release fluid (a process called sweating) on the surface of a person’s skin when they’re hot, a normal bodily process that helps regulate a person’s body temperature. The human body has about four million sweat glands.
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