All About Sleep

Kleine-Levin Syndrome

Kleine-Levin Syndrome (KLS) is a central disorder of hypersomnolence that can cause periods of severe sleepiness, which may last for days or even weeks. During these episodes, it is not...

Insufficient Sleep Syndrome

Insufficient sleep syndrome may result from poor choices like staying up to finish a movie, scrolling through your phone in bed, and reading a book right before you plan to...

Idiopathic Hypersomnia

IH is an uncommon disorder which causes severe sleepiness during the day, even when the quantity and quality of night-time sleep are normal.For individuals with IH, it can be difficult...

Shift Work Disorder

Shift work disorder arises when you have issues conforming to your wake and rest hours because of your job. It can be a challenge for instance, if you must work...

Question: What is non-24-hour sleep-wake rhythm...

Non-24-hour sleep-wake rhythm disorder (N24SWD) is a type of circadian rhythm disorder, in which the individual's sleep patterns do not synchronize with the typical nighttime sleep periods. People with this...

What Is Shift Work Disorder?

Shift work disorder happens when it's hard to adjust your sleep and wake patterns due to a schedule that differs from most people. For example, working at night when everyone...