From insomnia to narcolepsy, sleep disorders include any abnormality in a person's sleep patterns. Learn about the diagnosis and symptoms of sleep disorders, and find out how they can be treated.
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On Dreams and Dreaming
Can lucid dreams kill you?
Are you one of those people who can't fall asleep without the sound of a fan? The reason may have something to do with your "sleep spindles."
By Alia Hoyt Nov 7, 2017
Even if the film is full of blasting bombs and flashing lights, it might not be enough to stop some folks from nodding off.
By Dave Roos Jul 25, 2017
A new study links sleeping in on the weekends with an increased likelihood of heart disease.
By Dave Roos Jun 19, 2017
They're not hallucinations, but they're not just regular nightmares, either.
By Oisin Curran
Don't worry, you'll grow out of it – unless you're among the tiny percent of adults who still experience horrific sleep visions. Learn all about night terrors at HowStuffWorks.
Insomnia can feel like torture, but can it be fatal? The answer is yes, but it's an incredibly rare neurodegenerative disease, normally passed down genetically.
By Maria Trimarchi
You know you're not yourself when you don't get enough sleep, but what really happens to your body when the sandman refuses to visit?
Can't sleep? Tossing and turning? Join the crowd. Insomnia is all too common -- but what's keeping so many people from getting the rest they need?
For some people, medications or herbal supplements can be the answer to sleep problems â€” if you know the right one. This guide will help you and your doctor make the decision that's right for you.
By Dr. Michael F. Roizen & Dr. Mehmet C. Oz
Research shows that when we've had too little sleep, our brain activity makes us overly optimistic, so we make some bad choices.
By Tom Scheve
The statistics are alarming: According to the World Association of Sleep Medicine, about 45 percent of the world's population isn't getting enough sleep.
Think you might have a sleep disorder? Learn more about the 9 most common sleep disorders.
By DiscoveryHealth.com writers
Sleep apnea causes patients to actually stop breathing periodically throughout the night. Learn about the silent dangers of sleep apnea.
By the editors of PureHealthMD
There are more than 80 classified sleep problems. Learn about the primary sleep disorders, and how secondary sleep disorders are different.
By Virgil D. Wooten
The causes of insomnia are as numerous as the forms it takes. Learn how to combat insomnia arising from medical conditions, jet lag and other causes.
If you have sleep apnea, your doctor might recommend surgery to help you good a good night's rest. Learn more facts about sleep, solutions for a goodnight's sleep, and side effects of poor sleeping habits.
Narcolepsy causes sufferers to fall asleep unexpectedly. How does it work?
By Discovery Fit and Health Writers
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