Sleep Debt Calculator

Sleep Debt Calculator

How much accumulated sleep you owe yourself.

6.5h
8h

You've built up 10.5 hours of sleep debt — that's like missing a full night's sleep 1.3 times over.

Total Sleep Debt

10.5h

7 nights × 1.50h short = 10.5h total

How this is calculated

Compares your actual nightly sleep against your age-appropriate need across the week, totaling the shortfall and estimating recovery time at a sustainable pace (you can't repay a large debt in one night).