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Learn More: Sleep

Insomnia – What It Is

Take the RealAge Sleep Assessment for personalized sleep advice.

Insomnia is a disorder marked by a lack of sleep or poor quality sleep. It may be acute or chronic.

The latest studies indicate that nearly a quarter of the American population suffers with insomnia almost every night.

Although anyone can experience insomnia at any time, it is more common in women, and it tends to increase with age. It often, though not always, occurs in conjunction with other health problems.

Take the RealAge Sleep Assessment for personalized sleep advice.
Last reviewed on: July, 2009
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