Understanding Sleep

Whether it’s you or a loved one having trouble sleeping, we’ve broken down the basics to help you understand every aspect of sleep.

Featured

What Dreams Are Made Of
The Mystery of Sleep
Sleep disorders
Get a description of all different sleep disorders and learn more about the specifics of each.

Sleep disorders in the elderly
Read about how sleeping disorders are different for older people and how age changes the way you sleep.
Aging changes in sleep
View a diagram comparing nightly sleeping patterns for young and old.
Fatigue
Fatigue is a feeling of weariness, tiredness, or lack of energy and motivation.
Sleep Research
Click here for articles on the latest in sleep research and technology.
Women's Chronic Fatigue Syndrome
Read our guide to women's chronic fatigue syndrome.
Other Sleeping Problems
Follow this link for information on other sleeping problems not covered here.