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Everyday health

Sleep basics

Most adults need at least 7 hours of sleep a night. A regular schedule and a calm, dark bedroom can help you sleep better.

Call 911 right away if:
  • You fall asleep while driving or doing something dangerous — pull over safely and stop driving until you’ve rested

How much sleep do you need?

Age Hours per day
Newborns 0–3 months 14–17
Babies 4–12 months 12–16 (including naps)
Children 1–2 years 11–14 (including naps)
Children 3–5 years 10–13 (including naps)
Children 6–12 years 9–12
Teens 13–18 years 8–10
Adults 7 or more

Tips for better sleep

  1. Keep a schedule. Go to bed and wake up at about the same time every day, even on weekends.
  2. Wind down for an hour before bed. Try reading, a warm bath, or relaxation exercises.
  3. Put away screens before bed. Bright light from phones, TVs, and computers can keep you awake.
  4. Make your bedroom quiet, cool, and dark.
  5. Watch caffeine. Its effects can last up to 8 hours, so avoid it in the afternoon and evening. Avoid nicotine too.
  6. Avoid alcohol and heavy meals close to bedtime.
  7. Get active during the day, but avoid hard exercise right before bed.
  8. Keep naps short — about 20 minutes, earlier in the day.
  9. Don’t lie in bed awake for a long time. If you can’t fall asleep after about 20 minutes, get up and do something calm until you feel sleepy.

For babies

Always place babies on their back to sleep, on a firm, flat surface with no pillows, blankets, bumpers, or toys. Room-sharing without bed-sharing is recommended.

See a doctor or go to urgent care if:
  • You have trouble falling or staying asleep most nights for weeks
  • You snore loudly, gasp, or stop breathing during sleep, or feel very sleepy during the day even after a full night’s sleep
  • Sleep problems affect your mood, work, school, or safety
  • You feel the urge to move your legs at night, or you have unusual behaviors during sleep

Sources

Last reviewed October 14, 2026. General information only, not medical advice. Read the disclaimer.