Perspiration either excessive or very low both are bad. Excessive perspiration unless a disease causes it, is only a nuisance whereas decreased perspiration can be life threatening sometimes. In decreased perspiration the patient either perspires very little or does not perspire at all. Decreased perspiration may be because of-

Inherited Disease- Some children inherit a condition known as hypohidrotic ectodermal dysplasia (HED), and are born without any sweat gland. This condition puts them at high risk that may be life threatening.

Some medications- some drugs interfere with the working of sweat glands. Especially some drugs used for mental disorders can cause this.

Disorder of autonomic neuropathy- when some nerves that control the autonomic functions of the body are damaged, the sweat glands stop functioning normally.

Burns and infection- with some burns, the sweat glands are damaged and some infections of sweat glands stop the normal functioning of sweat glands.

This article is only for informative purposes. This article is not intended to be a medical advise and it is not a substitute for professional medical advice. Please consult your doctor for your medical concerns. Please follow any tip given in this article only after consulting your doctor. The author is not liable for any outcome or damage resulting from information obtained from this article.