Mental Health

Find out the usual meaning of dreams in which you are lost, trapped or feeling desperate.

Find out the usual meaning of dreams in which you are naked or inappropriately dressed.

Find out the usual meaning of dreams in which you are well dressed and admired for it.

Find out the usual meaning of dreams in which you miss a boat or a plane.

Anxiety disorders are serious illnesses that fill people's lives with overwhelming anxiety and fear. Check out this guide to anxiety disorders from HowStuffWorks.

By DiscoveryHealth.com writers

Many healthy people can identify with some of the symptoms of OCD, but for people with OCD, the simplest activities very distressing, and interfere with daily life. Check out common symptoms and effects of obsessive-compulsive disorder.

Dream researcher Patricia Garfield talks about dreams and dreaming.

By Patricia Garfield, Ph.D

Sleep Dispatch 5: Writer Vince Rause learns that his worries about falling asleep are keeping him awake.

You may not see the side effects of sleep deprivation immediately, but they'll creep up soon or later. Get examples of the effects of sleep deprivation, a common problem in our fast-paced society.

Learn about new drugs that can help fight fatigue. Will they really keep you alert and awake? Learn more sleep in this article.

Why do we sleep? What happens when we sleep? Learn more about sleep in this article.

Are looking for a therapy to treat an illness? Discover the many types of therapies there are for helping cure a disease in this article.

By DiscoveryHealth.com writers

Narcolepsy causes sufferers to fall asleep unexpectedly. How does it work?

By Discovery Fit and Health Writers

Dyslexia is a learning disorder that makes reading difficult or nearly impossible for some. How does this condition affect the brain?

"Nervous breakdown" can mean many things. We often hear this term when someone is under a great deal of stress. What exactly does it mean? Learn about this mental condition in this article.

Ears are truly extraordinary organs and hearing is a fascinating process. Ears pick up all the sounds around you and then translate this information into a form your brain can understand.

By Tom Harris

Nasal decongestants help many of us get through the workday while we're sick. But why would they be addictive?

What causes smell? When I walk into a bakery, I smell the bread. What actually has happened? Do objects give off pieces of matter? What has entered my nose to cause the sensation of smell?

Light is what drives life. It’s hard to imagine our world and life without it. The sensing of light by living things is almost universal. Find out all about the amazing inner workings of the human eye.

By Carl Bianco, M.D.