Answer
How much sleep do I need?
Adults need 7 to 9 hours a night (at least 7, says the AASM), children 6–12 need 9 to 12 hours, and teens 8 to 10 hours.
Sleep by age
| Age | Hours |
|---|---|
| Baby, 4–12 months | 12–16 |
| Toddler, 1–2 | 11–14 |
| Child, 3–5 | 10–13 |
| Child, 6–12 | 9–12 |
| Teen, 13–18 | 8–10 |
| Adult, 18–64 | 7–9 |
| Adult, 65+ | 7–8 |
Getting more of it
Keep the same wake-up time every day, dim screens and lights in the last hour, and keep the bedroom cool and dark. Our bedtime calculator works back from your alarm.
More questions
Is 6 hours of sleep enough?
Not for most adults: the AASM recommends 7 or more.
Do naps count?
Up to age 5, yes, toward the daily total.
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Sources
- Paruthi et al. 2016, Recommended amount of sleep for pediatric populations: AASM consensus statement, J Clin Sleep Med
- AASM and Sleep Research Society: Seven or more hours of sleep per night a health necessity for adults (2015)
- CBS News: National Sleep Foundation’s recommended sleep times by age (2015)