Sleep Disorders: Overview

A sleep disorder interferes with one's ability to sleep normally. For many people, it is a chronic, nightly problem that can affect daytime behavior. Activities at work and school and relations with loved ones can be affected. A sleep disorder can worsen existing medical conditions, and it can also lead to new medical problems.

Types of sleep disorders include:

• Circadian Sleep Disorders
• Excessive Sleepiness
• Insomnia
• Narcolepsy
• Obstructive Sleep Apnea
• Parasomnias
• Periodic Limb Movement Disorder and Restless Legs Syndrome

Epworth Sleepiness Scale

Are you sleepy all the time? Use the Epworth Sleepiness Scale (ESS) to measure your daytime sleepiness. Learn more.