Safe Sleep For Babies: What Every Parent Needs to Know

Every parent wants their baby to sleep well. But before the routines, the settling techniques and the sleep programmes, there is one thing that comes first: making sure your baby's sleep is safe.

Sudden Unexpected Death in Infancy (SUDI) - which includes Sudden Infant Death Syndrome (SIDS), sometimes called cot death - is one of the leading causes of infant death in the first year of life. The good news is that following safe sleep guidelines significantly reduces the risk. These guidelines are simple, evidence-based, and consistent across all the major health organisations worldwide.

At Little Ones, every program and piece of advice we give is built on a foundation of safe sleep. This page brings together the key guidance in one place.

The Core Safe Sleep Guidelines

The following recommendations are consistent across all leading health organisations - Red Nose (AU/NZ), The Lullaby Trust (UK), the American Academy of Pediatrics (US), and the New Zealand Ministry of Health. Follow them for every sleep, day and night, until your baby is 12 months old.

1. Always place your baby on their back to sleep Back sleeping is the single most important thing you can do to reduce the risk of SIDS. Place your baby on their back for every sleep - naps and nights. Once your baby can roll independently from back to front and back again, they can find their own position, but always start them on their back.

2. Keep the sleep space clear Your baby's cot or bassinet should contain only two things: a firm, flat mattress with a fitted sheet. No pillows, no loose blankets, no bumpers, no soft toys, no nests or pods, no rolled towels, and no positioning aids. Anything soft in the sleep space can obstruct your baby's airway.

3. Use a firm, flat, non-inclined sleep surface The mattress must be firm and flat. Inclined sleepers, bouncers, car seats, and swings are not safe sleep surfaces. Your baby should always be transferred to their own flat sleep space once asleep.

4. Room share for at least the first 6 months The safest place for a baby to sleep is in their own clear, flat, firm, separate sleep space in the same room as you. Room sharing - but not bed sharing - is recommended for at least the first six months. Red Nose Australia

5. Keep your baby smoke-free Smoking during pregnancy and exposure to smoke after birth both significantly increase the risk of SUDI. This includes smoking in the home, car, or any space your baby spends time in.

6. Avoid overheating Dress your baby in appropriate layers for the temperature of the room. The recommended room temperature for babies is 16–20°C. Signs of overheating include sweating, flushed cheeks, and damp hair. Use a sleeping bag rated for the room temperature rather than loose blankets. The Lullaby Trust

What About Comforters and Loveys?

Comforters, loveys, and cuddly toys are a wonderful sleep association tool - but timing matters. The AAP guidelines are clear that a crib must be completely empty - no loose bedding, pillows, bumper pads, or stuffed toys. Always check the manufacturer's age recommendation for any comforter before introducing it, and follow the guidance of your health provider. As a general rule, most safe sleep organisations recommend waiting until your baby is developmentally ready and the SIDS risk has reduced - typically around 7 months, once rolling is well established. The Lullaby Trust

The Safe Sleep Organisations

These are the authoritative, evidence-based sources for safe sleep guidance in each region. When in doubt, go here.

New Zealand

 

Australia

  • Red Nose Australia — rednose.org.au/resources/safe-sleeping
  • Red Nose is the national authority on safe sleep in Australia. Their Safe Sleep Advice Line is available on 1300 998 698, Monday to Friday 9am–5pm AEST.

 

United Kingdom

 

United States

A Note on the Baby Sleep Industry

The baby sleep consulting industry is currently unregulated in most countries. Anyone can call themselves a sleep consultant, sleep coach, or sleep expert without holding any qualification or being accountable to any professional body. As a parent, it's worth asking hard questions of anyone you trust with your baby's sleep and always cross-checking their advice against the official guidance above.

At Little Ones, our content is written and reviewed by registered Clinical Psychologists, a Health Psychologist and an Accredited Practising Dietitian. We are endorsed by Dr Kate Johnson (PhD in Sleep Physiology, Harvard Medical School) and are accredited members of the International Association of Child Sleep Consultants. Safe sleep is not a box we tick - it is the foundation everything else is built on.

Safe Sleep at a Glance

✓ Always on their back

✓ Firm, flat, clear sleep surface

✓ Own sleep space, in your room

✓ Smoke-free environment

✓ Appropriate room temperature

✓ No loose items in the cot 

Follow this guidance for every sleep, day and night, for the first 12 months.

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This page is reviewed regularly and aligns with current guidance from Red Nose (AU/NZ), The Lullaby Trust (UK), the American Academy of Pediatrics (US), and the New Zealand Ministry of Health. If you have specific concerns about your baby's health or sleep safety, always consult your GP, paediatrician, or Plunket nurse.