Insomnia: Fact Sheet From the Office on Women's Health

More than one in four women experience insomnia. This two-page fact sheet on women and insomnia includes common causes of insomnia, how it’s treated, and where to find more information.

“Insomnia is a common sleep disorder. It is defined as an inability to go to sleep, waking up too early, or feeling unrested after sleep for at least three nights a week for at least three months. Chronic (long-term) insomnia makes it difficult to accomplish routine tasks like going to work or school and taking care of yourself.”