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Baby handbook

Sleep from 0 to 3 months

Sleep4 min read

Newborn sleep is short, scattered, and normal. Here is what those weeks usually look like.

A newborn does not have a schedule. They have a nervous system that is still wiring day and night, a stomach that empties quickly, and a need to eat around the clock. If your nights feel broken, that is the biology of this age, not a sign that you missed a trick in week two.

How much sleep is typical

The National Sleep Foundation’s range for newborns, from birth to about 3 months, is 14 to 17 hours in 24 hours. Some babies land a little under or over that and are still healthy. The hours arrive in pieces: 30 minutes, 2 hours, occasionally a 3 or 4 hour stretch that feels like a gift. Total sleep matters more than any single stretch.

Day and night are mixed up for many babies in the first 6 to 8 weeks. A baby who sleeps three hours at noon and then parties at 1 a.m. is showing an immature clock, not a habit you created. You can nudge the clock without forcing a schedule.

Wake windows are short

A newborn often can stay happily awake for only 45 to 90 minutes, including the feed. Past that, they go from calm to furious quickly, and an overtired baby is harder to settle. Watch the clock a little, and watch the baby more:

  • A dull, faraway stare
  • Turning away from faces
  • Jerky movements or a second wind of fussing
  • Yawns, if you are lucky enough to catch them

Those are cues to dim the room and offer sleep. You will not hit the window every time. Logging the stretch you did get is still useful, because the pattern shows up over a few days even when any one day looks random.

A loose shape for the day

This is not a schedule to enforce. It is a rhythm that many families find by 6 to 8 weeks.

Time of day What often happens
Morning Feed, short awake time, nap. Repeat. Naps may be 30 to 90 minutes.
Afternoon Similar, sometimes with a longer feed and a contact nap
Evening Cluster feeding is common. The “witching hour” fuss is common too.
Night Feeds every 2 to 4 hours. Keep lights low and skip play.

You do not need to wake a healthy, full-term baby who is back to birth weight for a feed, unless your pediatrician told you to. Before weight gain is established, many clinicians do want you to wake a sleepy newborn so feeds do not stretch too long. Follow the plan from your own baby’s visit, not a general article.

Helping night and day look different

During the day, open the curtains, talk, and do not tiptoe. A noisy daytime nap in a bassinet near family life is fine. At night, feed, change if needed, and return your baby to the sleep space with as little chatter as possible. This contrast is how the clock learns. It is a gentle nudge over weeks, not a switch you flip.

Safe sleep still runs underneath every nap. On the back, on a firm flat surface, in the room with you, with no loose bedding. Swaddling can calm the startle reflex in the early weeks if the baby is not yet rolling and the wrap stops at the shoulders, hips free to move. Stop swaddling at the first signs of rolling, which can be as early as 2 months for some babies.

What you can skip

You do not need to “sleep train” a newborn. They cannot learn to put themselves to sleep on a timer, and long stretches of crying are not a lesson. You also do not need a dark nursery for every nap, a sound machine at full volume, or a product that props the baby on an incline. Held sleep while an adult is awake is a normal way newborns rest. It does not spoil them.

Motion naps, in a stroller or a carrier on an awake adult, count as sleep. If every single nap is only in motion and the bassinet is rejected, you can practice one bassinet nap a day when the baby is drowsy, and let the others happen however they happen. The goal at this age is rest, not independence.

When to call

Call if your baby is hard to wake for feeds, breathing looks like extra work, or sleepiness arrives with fewer wet diapers, poor color, or a fever of 100.4°F (38°C) or higher in a baby under 3 months. Those are medical questions, not sleep-coaching questions. Ordinary night waking, even hourly during a growth spurt, is exhausting and still ordinary. If you are so tired that you might fall asleep while holding the baby, put them in the bassinet first, even if they protest. Your safety and theirs share the same plan.

Sources

This guide is general information for families, not medical advice, and it is not a substitute for your pediatrician.

This Baby handbook page is general information, not medical advice. When in doubt, call your pediatrician.