Idiopathic Hypersomnia

Definition
Idiopathic hypersomnia is a sleep disorder without a clear cause, in which you are excessively sleepy (hypersomnia) during the day. It is different from narcolepsy, because idiopathic hypersomnia does not involve suddenly falling asleep or losing muscle control due to strong emotions (cataplexy).
Symptoms
extreme sleepiness

Treatment
Take naps whenever possible,Maintain a regular sleep schedule,
Avoid alcohol and medications that may cause drowsiness,Talk to your friends, family, and co-workers about your symptoms so that they know what to expect and how to help.