Insomnia Overview

Considerations

Everyone has an occasional sleepless night, and this is not a problem for most people. However, as many as 25% of Americans report occasional sleeping problems, and insomnia is a chronic problem for about 10% of the population. In these cases, the lack of restful sleep impairs the person's ability to carry out daily responsibilities because they are too tired or they have trouble concentrating.

Most adults do best with about 8 hours of sleep each night until age 60, after which 6 hours may be adequate. Even though the elderly need less sleep, almost one half of people over 60 experience some degree of insomnia.

The best measure of the amount of sleep needed is how you feel. If you awaken feeling refreshed, you are getting enough sleep. For some people, ...