Hyperhidrosis is an excessive sweating disorder. There are two types:
There are many possible treatments for hyperhidrosis but some are only available or possible for specific parts of the body affected. The type of treatment that works best or is offered by a doctor will vary depending on the severity of your sweating and measures you have already tried. You can find more information on treating hyperhidrosis on the NHS choices website.
You should see your general practitioner for diagnosis and he/she may offer a prescription of antiperspirants and referral to a dermatologist at your local hospital. You may wish to seek help privately and can use the physician finder website of the International Hyperhidrosis Society.