A sleep debt can be repaid—though it won’t happen in one extended snooze marathon. Tacking on an extra hour or two of sleep a night is the way to catch up. Go to bed when you are tired, and allow your body to wake you in the morning (no alarm clock allowed). 

A sleep debt can be repaid—though it won’t happen in one extended snooze marathon. Tacking on an extra hour or two of sleep a night is the way to catch up. Go to bed when you are tired, and allow your body to wake you in the morning (no alarm clock allowed).