Teen sleep: a shifted biological clock
Teenagers need 8 to 10 hours of sleep, but their biological clock naturally delays falling asleep.
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Specific tips
- This shift is physiological, linked to puberty.
- Early school start times create chronic sleep debt.
- Limiting evening screens remains especially important.
- Avoid shifting schedules too much on weekends.
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Useful tools
Use our bedtime calculator or wake time calculator to turn these recommendations into concrete times.