When should I start a routine?

Someone will ask you, usually before you've showered, whether the baby is "in a routine yet". It's a question that assumes a newborn is a system awaiting configuration.

The more useful question is which kind of routine you mean. There are two, they arrive at different times, and only one of them is available in the first weeks.

Rhythm now, schedule later

Rhythm is the shape of a day: light and activity when it's daytime, dark and dull when it's night, in a repeating order your baby can eventually predict. You can start this from birth.

Schedule is the clock: naps at set times, bedtime at 7pm. That depends on a body clock your baby doesn't have yet.

Newborns aren't born with a settled circadian rhythm — it emerges over roughly the first two to three months as the brain's internal clock starts responding to cues like light and feeding. That's why night sleep tends to consolidate somewhere around three to four months, and why trying to enforce a clock at three weeks mostly produces frustration.

The NHS's figures fit this. Most newborns are asleep more than awake, with total daily sleep around 18 hours, arriving in short stretches because small stomachs mean waking every two to three hours. Some babies sleep around five hours at night by about three months, and up to eight hours by around five months — but not all do, and that caveat is the NHS's own.

What you can start today

Teaching day from night is the highest-value thing you can do in the early weeks, and the NHS recommends starting early.

In the daytime:

• Open the curtains and let the light in
• Play, talk, and make eye contact during awake windows
• Don't tiptoe — carry on with ordinary household noise while she sleeps
• Get outside for a walk if you can; daylight is the strongest signal there is

At night:

• Keep the lights down low
• Speak quietly, and keep interaction minimal
• Feed and change with as little stimulation as possible
• No play — night feeds should be boring on purpose

That contrast, repeated daily, is what the emerging body clock is calibrating against. It isn't a schedule. It's information.

Building an actual bedtime routine

When you're ready — and there's no deadline — a short, repeatable sequence signals what's coming. The NHS suggests something like a bath, changing into night clothes, a feed, dimmed lights, a story or a lullaby.

Three things make it work:

• Keep it short. Twenty to thirty minutes. A routine you can't face on a bad night isn't a routine.
• Keep the order fixed. The predictability does the work, not the individual steps.
• Wind down, don't rev up. The NHS is direct that too much excitement and stimulation just before bed can wake your child up again. Save the bouncing for the morning.

Start it earlier than you think you need to. Not because a six-week-old will respond on cue, but because you will have it established and automatic by the time her biology catches up.

What a routine won't do

Worth saying plainly, because the internet implies otherwise:

• It won't stop night waking in a newborn. Waking to feed is necessary, not a fault.
• It won't work identically for two babies, or for the same baby in different months.
• It will fall apart during illness, travel, leaps, and teething, and that isn't a sign you've lost it. Return to it and it re-establishes quickly.

If your baby currently only settles in your arms, that's normal for this stage and worth reading about separately — see why she won't sleep unless you hold her.

When to check in with someone

Speak to your doctor, health visitor, or Maternal and Child Health Centre if your baby is consistently very hard to wake for feeds, is unusually sleepy or floppy, isn't gaining weight as expected, or if the nights are affecting your own mental health. That last one is a real reason to ask for help, not a lesser one.

Sources

• NHS — Helping your baby to sleep
• World Health Organization — Guidelines on physical activity, sedentary behaviour and sleep for children under 5 years of age (sleep duration: 14–17 hours at 0–3 months, 12–16 hours at 4–11 months, including naps)

This article is general guidance and isn't a substitute for advice from your own doctor, midwife, or health visitor.

For more, browse our sleep guides and newborn guides.

Simone can help you shape a rhythm around your actual days — not a schedule from a book written for someone else's baby.