A 2002 poll by the National Sleep Foundation found that 58 percent of American adults exhibit symptoms of insomnia at least a couple nights each week. Sleeplessness is something we've likely all experienced at some point in our lives. Whether it was brought on because of stress, caffeine, or a genuine sleep disorder, those hours of tossing and turning, when your mind feels wired and your eyes refuse to get heavy, are so uncomfortable they're hard to forget. Use this guide to find the Web's best sources of information on insomnia.

What is Insomnia?

According to the National Heart, Lung and Blood Institute, there are two varieties of insomnia: ... read more »

Causes of Insomnia

What is it that brings on the inability to sleep? According to the American Insomnia Association, ... read more »

Insomnia Treatment

Depending on the severity of the case and the underlying causes, there are a number of ways to ... read more »

Where can I do further reading?

The Web abounds with information on insomnia. In this section we've provided a selection of sources ... read more »

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