"If you want your spouse to listen and pay strict attention to every word you say, talk in your sleep."
Anonymous
Sleep hyperhidrosis, more commonly known as the night sweats, is the occurrence of excessive sweating (hyperhidrosis) during sleep. The sufferer may or may not also suffer from excessive perspiration whilst awake.
Sleep hyperhidrosis may occur at any age, but is most commonly seen in Menopause.
Source: http://en.wikipedia.org/wiki/Night_sweats
How to Find Simple Relief fornd Night Sweats Hot Flashes
Relief from the discomfort of night sweating
Menopause Night Sweats: When A Woman Is Hot
Guidence and biology for people with Night Sweats