<\/span><\/h2>\nHyperhidrosis is the name given to excessive and uncontrollable sweating.<\/p>\n
Sweat is a weak salt. solution<\/span> produced by the eccrine<\/span> sweat glands. These are distributed throughout the body, but are most numerous on the palms and soles (with approximately 700 glands per square centimeter).<\/p>\n\n<\/span>Hyperhidrosis of palms and soles.<\/span><\/h5>\n<\/section>\n\n\n
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hyperhidrosis<\/p>\n
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<\/span>Who gets hyperhidrosis?<\/span><\/h2>\nPrimary<\/span> Hyperhidrosis is reported to affect 1\u20133% of the US population and almost always begins during childhood or adolescence. The tendency may be inherited, and is reported to be particularly predominant<\/span> in the japanese<\/p>\nSecondary hyperhidrosis is less common and can occur at any age.<\/p>\n
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<\/span>What causes hyperhidrosis?<\/span><\/h2>\nPrimary hyperhidrosis appears to be due to hyperactivity of the hypothalamic<\/span> thermoregulatory center in the brain and is transmitted through the sympathetic nervous system<\/span> to the eccrine sweat gland.<\/p>\nTriggers for sweating attacks can include:<\/p>\n
\n- hot weather<\/li>\n
- Exercise<\/li>\n
- Fever<\/span><\/li>\n
- Anxiety<\/li>\n
- The spicy food<\/li>\n<\/ul>\n
secondary causes located<\/span> Hyperhidrosis includes:<\/p>\n\n- The auriculotemporal syndrome<\/span> (gustatory<\/span> hyperhidrosis)<\/li>\n
- Race<\/li>\n
- spinal nerve damage<\/li>\n
- \nPeripheral<\/span> nerve damage, when it may be associated with cutaneous<\/span> dysesthesia<\/span>\n<\/li>\n
- Surgical sympathectomy<\/span>\n<\/li>\n
- Neuropathy<\/span><\/li>\n
- A brain tumor<\/span>\n<\/li>\n
- \nChronic<\/span> anxiety disorder<\/li>\n<\/ul>\n
secondary causes generalized<\/span> Hyperhidrosis includes:<\/p>\n\n- Obesity<\/li>\n
- Diabetes<\/li>\n
- Menopause<\/li>\n
- overactive thyroid<\/li>\n
- cardiovascular disorders<\/li>\n
- Respiratory insufficiency<\/li>\n
- Other endocrine<\/span> tumors, such as pheochromocytoma\n<\/li>\n
- Parkinson's disease<\/li>\n
- Hodgkin lymphoma<\/span><\/li>\n
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Drugs: alcohol, caffeine, corticosteroids, cholinesterase inhibitors, tricyclic antidepressants, selective serotonin reuptake inhibitors, nicotinamide, and opioids.<\/li>\n<\/ul>\n
<\/span>What are the clinical features of hyperhidrosis?<\/span><\/h2>\nHyperhidrosis can be localized or generalized.<\/p>\n