Safe Sleep at 6 Months
At 6 months, SIDS risk begins to drop significantly — but it does not disappear until 12 months. The core safe sleep rules remain in place through the full first year.
✅ Safe Sleep Checklist for 6 Month Old
Back to Start Every Sleep
Place baby on their back. Rolling babies can find their own position — but back is always the starting point.
Crib with Firm Mattress
Most bassinets are outgrown by 6 months. A full crib is now the standard sleep surface.
Room-Share Decision Point
AAP recommends room-sharing through 12 months. You can transition to a separate room now if needed, but longer is better.
No Soft Items Yet
The temptation to add a lovey increases at this age — but soft items are not safe until 12 months.
Appropriate Sleep Sack
Switch to a larger sleep sack as baby grows. Make sure armholes fit snugly to prevent slipping.
Continue Breastfeeding if Possible
Breastfeeding through 6 months and beyond continues to offer SIDS protection.
📌 Key Note for 6 Month Old
SIDS risk is roughly halved by 6 months compared to the peak at 2 months. But "safe sleep" rules apply through the full first year.
⚠️ Common Mistakes at This Age
- Introducing a pillow or soft toy at 6 months, thinking the risk is gone
- Letting baby sleep in a crib with bumpers because they hit the rails
- Using a weighted sleep sack — these are not AAP-recommended
- Transitioning to a toddler bed before 18–24 months
🚨 Call Your Pediatrician If…
- Baby not sitting with support or showing trunk stability by 6 months
- Baby not babbling, cooing, or responding to their name
- Persistent snoring or pauses in breathing during sleep
- Ear infections or illness that cause sudden sleep changes
Why Crawling and Pulling to Stand Changes Safe Sleep Guidance
As babies become more mobile — crawling, pulling to stand, and cruising along furniture — safe sleep guidance starts to focus more on the physical setup of the sleep space itself. A crib mattress typically needs to be lowered as babies learn to pull to stand, to reduce the risk of climbing or falling over the rail, and it becomes even more important to make sure nothing inside or near the crib (mobiles, crib-attached toys, blankets) could be reached by a standing baby. This is also a stage where babies may resist settling down for sleep as they practice new physical skills, which is a normal, temporary part of this developmental period rather than a sign something is wrong with your sleep setup.
- Lower the crib mattress to the lowest setting once baby can pull to stand, to reduce fall risk.
- Remove crib mobiles, hanging toys, and anything attached to the crib rail that baby could reach while standing.
- Continue to keep the crib itself free of loose bedding, pillows, and soft toys during this stage.
- Expect some temporary sleep disruption as baby practices new motor skills like pulling to stand — this is common and usually resolves on its own.
- Double check that crib slats, hardware, and mattress fit still meet current safety standards as baby becomes more active.
Understanding AAP Safe Sleep Guidance
The American Academy of Pediatrics updates its safe sleep recommendations periodically based on the latest research into sleep-related infant deaths, including SIDS (Sudden Infant Death Syndrome) and accidental suffocation. The core recommendations — back to sleep, firm flat surface, room-sharing without bed-sharing, and a bare sleep environment — are consistent across almost every age covered in this guide, even as the specific risks and reasoning shift as your baby develops. It's worth checking in with your pediatrician if you have questions about how general guidance applies to your baby's specific situation, particularly if your baby was born prematurely, has a medical condition, or has reached milestones earlier or later than typical.
Frequently Asked Questions
Can I give my 6-month-old a stuffed animal in the crib?
Not yet — wait until 12 months. At 6 months, babies lack the motor skills and judgment to safely manage soft objects during sleep.
We want to move baby to their own room. Is 6 months OK?
Room-sharing through 12 months provides the most protection, but 6 months is acceptable if needed. Use a video monitor and continue all other safe sleep practices.
Does the risk of SIDS really decrease at 6 months?
Yes, substantially. Around 90% of SIDS cases occur before 6 months. But the risk doesn't drop to zero until after 12 months, so safe sleep rules remain.
What if my baby rolls onto their stomach during sleep?
Once your baby can roll both ways on their own — from back to stomach and stomach to back — it's generally fine to leave them in the position they land in, since they have the strength to reposition themselves. Before that point, it's recommended to gently reposition baby onto their back if you notice them on their stomach.
Is it ever safe to bed-share with my baby?
The AAP recommends against bed-sharing at any age due to increased risk of suffocation, and instead recommends room-sharing (baby's own sleep space in your room) for at least the first 6 months. If you have questions about your specific sleep setup or circumstances, it's worth discussing them directly with your pediatrician.
What should I do if my baby won't sleep without a blanket or stuffed animal?
It's common for babies to seem to want extra comfort items, but current guidance recommends keeping the sleep space bare until your pediatrician confirms it's appropriate to introduce items like a small blanket or lovey, which is generally considered lower-risk closer to 12 months and older. In the meantime, a sleep sack or wearable blanket is often suggested as a safer alternative to loose bedding.
Does using a sound machine or nightlight affect safe sleep guidance?
Sound machines and nightlights aren't part of core AAP safe sleep guidance one way or the other, and many families use them without issue. The main safety considerations are keeping cords and the device itself out of the crib and away from baby's reach, and following the manufacturer's volume and distance guidelines for sound machines.
How long should I follow safe sleep guidelines?
Sleep-related death risk drops significantly after the first year, but many of the practical safety principles — a safe sleep surface, an age-appropriate crib setup, and monitoring for new mobility milestones — remain relevant through the toddler years as your child transitions out of a crib.
What if my baby was born premature — does this guidance still apply?
Safe sleep guidance generally still applies to premature babies, but timing for milestones like rolling, swaddle transitions, or lowering the crib mattress may follow your baby's adjusted age rather than their chronological age. It's worth discussing your baby's specific timeline with your pediatrician rather than relying solely on chronological age-based guidance.