Six hours of good, solid sleep is often more restorative than eight hours of poor, fragmented sleep. Don't allow yourself to doze on and off for many hours. Make Up For Lost Sleep. Pay back your sleep debt in a timely fashion. Make up for any lost sleep as soon as possible.
Sleep loss is cumulative.
So pay back your sleep debt. When you sleep longer to catch up, try to do so by going to bed earlier than usual. You cannot make up for large sleep losses during the week by sleeping in on the weekeneds. A nap during the day can help you pay back your sleep debt. The important rule is to return to your regular sleep schedule as soon as possible.