A rest issue, or somnipathy, is a medicinal issue of the rest examples of a man or creature. Some rest issue are not kidding enough to meddle with typical physicalmental, social and enthusiastic working. Polysomnography and actigraphy are tests usually requested for some rest issue.

Interruptions in rest can be caused by an assortment of issues, from teeth pounding (bruxism) to night dread. At the point when a man experiences trouble nodding off and additionally staying unconscious with no undeniable reason, it is alluded to as sleep deprivation.

Rest issue are extensively grouped into dyssomnias, parasomnias, circadian mood rest issue including the planning of rest, and different issue including ones caused by therapeutic or mental conditions and dozing infection.