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Hyperhidrosis is diagnosed by physical examination. In addition, your doctor will ask how long you have been experiencing excessive sweating, what areas are affected, how often it happens and other questions to get a sense of the extent of your condition.

UCSF Health medical specialists have reviewed this information. It is for educational purposes only and is not intended to replace the advice of your doctor or other health care provider. We encourage you to discuss any questions or concerns you may have with your provider.