Restless legs syndrome is a neurological disorder that causes irritation in your legs, sometimes described as a burning or itching sensation, followed by an uncontrollable urge to move them. The symptoms tend to get worse once you lay down to…

Narcolepsy is a neurological disorder resulting in excessive sleepiness and, in the worst cases, cataplexy. The symptoms differ between individuals but include sleep hallucinations, sleep paralysis, and disturbed sleep. People with narcolepsy are often unable to sleep or stay awake…

Insomnia is the most common sleep disorder, defined as the inability to get enough sleep, even though the opportunity is there. The symptoms vary between individuals and can include trouble falling asleep, staying asleep, or a tendency to wake up…