Baby sleep explained: What it means to ‘sleep like a baby’
We all know that sleep is vital for our health and wellbeing – we feel pretty rubbish when we don’t get enough – but for babies it’s also particularly important for their growth. Unfortunately sleep deprivation is almost inevitable for new parents, despite the fact that newborns regularly sleep up to 18 hours a day!
This is because every baby has a different sleep pattern and it’s unlikely it will fit in with yours for some time. The likelihood is that your newborn’s sleep will be erratic, unpredictable and leave you feeling utterly exhausted. But there are strategies that can help you cope, including easing into a routine from around two months. By understanding your baby’s sleep patterns, and with a bit of luck, by six months, you may persuade them to sleep soundly through the night – most of the time!
Baby sleep patterns: What is ‘normal’?
You may think your baby never sleeps, but in reality, most newborns sleep up to 18 hours a day1, they just do it in two-to-four-hour bursts.
After the first few weeks, you will probably find that your baby is awake for longer periods and will sleep for longer too2. By around two months they will begin to transition into a more regular sleep pattern and may sleep more at night than they do during the day2. However, all babies are different. Some babies sleep through the night early on, while others take much, much, longer. The good news is that most will be able to sleep through the night by around six months.
The good news is that most will be able to sleep through the night by around six months.
The clues to your baby’s sleep pattern
Your baby goes through different states of consciousness throughout the day.
Baby sleep cycles
- Active sleep (also known as ‘rapid eye movement’ [REM] sleep): breathing is regular and your baby may twitch or startle at some noises
- Deep sleep (also known as ‘quiet sleep’ or non-REM sleep): your baby lies quietly without moving
Active states
- Drowsiness: your baby’s eyes start to close, and they begin to fall asleep
- Quiet alert: your baby’s eyes are open wide, their face is bright, and their body is quiet
- Active alert: their face and body move actively
- Crying: your baby cries and thrashes about
Being aware of these states can help you to learn about and respond to your baby’s individual sleep pattern2. For example, there is no point in putting them down to sleep when they are in ‘active alert’ – wait for them to show signs of drowsiness first.
Babies should always be placed to sleep on their back with their feet at the bottom of the cot.
Next steps
- In the early days, accept that you will probably not get nearly enough sleep. Rest when you can, sleep when the baby sleeps and forget about the housework for now.
- Ask for help. As you’ll probably be doing all the night feeds, ask your partner to do more of the nappies, washing or baths. When your partner is at work, can a friend or relative step in to help with cooking and chores?
- Try to get out of the house every day. Fresh air is good for both you and your baby, and the activity may help them sleep.
- If you are feeling overwhelmed, make sure you talk to your health visitor as they will be able to give you practical advice and reassurance.
- Also talk to a health visitor if you feel your baby is particularly unsettled at night. They can check if your baby is suffering from other issues such as colic.
- Read our tips on establishing a positive sleep routine.
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- Tarullo AR et al. Sleep and infant learning. Infant Child Dev 2011;20(1):35-46.
- Rosen L. Infant sleep and eating. JOGNN 2008;37:706-14.
Last reviewed: 9th December 2016