Seeing your baby sleeping face down can be worrying, especially when you have heard that babies should sleep on their backs.
The most important rule is simple: place your baby on their back at the beginning of every sleep, including daytime naps and nighttime sleep. Back sleeping is recommended for babies through their first birthday because it is associated with the lowest risk of sudden infant death syndrome and other sleep-related infant deaths.
What happens next depends largely on whether your baby can roll independently in both directions.
Safety notice: This article provides general educational information and does not replace guidance from your pediatrician or another qualified healthcare professional. Ask your baby’s healthcare provider about any medical condition that may affect sleeping position.
Is It Safe for a Baby to Sleep Face Down?
Parents and caregivers should not intentionally place an infant face down or on their side for sleep.
The National Institutes of Health’s Safe to Sleep campaign states that the back is the safest sleep position for all babies, including babies born prematurely and babies with reflux, until they are one year old. Side sleeping is also not recommended because the position is unstable and a baby may roll onto their stomach.
Sleeping on the stomach is associated with increased risks including overheating and rebreathing air that has already been exhaled. These risks are why current safe-sleep guidance recommends placing babies completely on their backs.
What If Your Baby Rolls Face Down Independently?
A baby who rolls onto their stomach independently is different from a baby being placed face down by an adult.
Continue placing your baby on their back whenever you put them down to sleep.
When your baby can comfortably roll:
- from back to stomach; and
- from stomach to back,
you generally do not need to turn them over repeatedly during the night. They may be left in the position they choose after independently rolling, provided the sleep area is firm, flat, and completely free of pillows, blankets, toys, bumpers, and other soft objects.
When a baby can roll in only one direction, the NIH advises that a caregiver may reposition them onto their back after noticing that they have rolled onto their stomach. Continue giving the baby supervised tummy time while awake to help develop the strength and movement needed to roll in both directions.
Should You Stay Awake and Keep Turning the Baby Over?
You do not need to spend the entire night repeatedly turning over a baby who can independently roll in both directions.
Instead, focus on the parts of the sleep environment that you can control:
- Start every sleep with the baby on their back.
- Use a firm and flat sleep surface.
- Keep the sleep space empty.
- Stop swaddling when rolling begins.
- Keep the baby’s head uncovered.
- Avoid overheating.
For a baby who has only recently started rolling one way, speak with the pediatrician when you are uncertain about whether repositioning is needed.
Do not use pillows, wedges, rolled blankets, positioners, or restraints to prevent rolling. These items can introduce additional risks into the sleep area.
What Does a Safe Infant Sleep Space Look Like?
A safer sleep area should be simple.
The CDC recommends using a firm, flat mattress in a safety-approved crib, bassinet, portable crib, or play yard. The mattress should be covered only with a fitted sheet.
Keep the following out of the sleep space:
- Pillows
- Loose blankets
- Quilts and comforters
- Stuffed animals
- Crib bumpers
- Positioning cushions
- Nursing pillows
- Loungers
- Mattress toppers
- Weighted blankets or weighted swaddles
Soft objects and loose bedding can increase the risk of suffocation, entrapment, or strangulation.
The sleep surface should also be flat rather than inclined. A car seat, swing, stroller, carrier, or sling is not intended to replace a crib or bassinet for routine sleep. When a baby falls asleep in one of these products, the AAP recommends moving them to a firm, flat sleep surface as soon as practical.
Stop Swaddling When Rolling Begins
A baby who rolls onto their stomach while swaddled may have difficulty using their arms and body to change position.
Stop swaddling when your baby begins showing signs of trying to roll. Rolling commonly begins at around three or four months, but it may happen earlier.
Do not wait until the baby is rolling regularly every night.
Once swaddling ends, suitable sleep clothing may include ordinary pajamas or an appropriately sized non-weighted wearable blanket. Keep loose blankets out of the sleep area.
Weighted swaddles, weighted sleep sacks, and weighted blankets are not recommended for infants.
Is Back Sleeping Safe for Babies With Reflux?
Healthy babies, including babies with reflux, should generally still be placed flat on their backs for sleep.
Some caregivers worry that a baby will choke after spitting up while lying on their back. The NIH explains that healthy babies have protective airway reflexes and that the position of the airway makes choking less likely while back sleeping than many parents assume.
Do not raise the crib mattress, use a wedge, or place the baby on their stomach because of reflux unless a qualified healthcare professional has given specific medical instructions.
A small number of babies with particular medical conditions may need individualized positioning advice. That decision should come from the clinician managing the condition.
What About Tummy Time?
Tummy time and stomach sleeping are not the same.
Tummy time means placing a baby on their stomach while:
- the baby is awake;
- an adult is watching continuously; and
- the baby is on an appropriate clear surface.
Supervised tummy time helps strengthen the neck, shoulders, and arms, supports motor development, and helps reduce flat spots on the back of the head.
The NIH suggests beginning with several short sessions and gradually increasing the amount as the baby becomes stronger and more comfortable. If your baby falls asleep during tummy time, move them onto their back in their safe sleep space.
Remember the simple phrase:
Back to sleep, tummy to play.
Should You Use a Baby Sleep Positioner?
No sleep positioner, wedge, pillow, or rolled blanket should be used to keep an infant on their back.
Products that claim to prevent rolling or improve infant sleep may create soft or raised areas around the baby. A product should not be assumed safe simply because it is marketed for babies or described as breathable.
The AAP advises avoiding products that do not follow safe-sleep recommendations and notes that products claiming to reduce SIDS risk do not have evidence supporting those claims.
An empty crib is safer than trying to hold a baby in one position with an added product.
Can a Baby Sleep Face Down on a Parent’s Chest?
A baby may rest on a caregiver’s chest while the caregiver is fully awake and actively watching them.
However, this is not a safe arrangement when the caregiver is sleeping or may fall asleep. The baby should be moved into their own firm, flat sleep space before the adult sleeps.
The AAP recommends room sharing without bed sharing. This means placing the baby’s crib or bassinet in the caregiver’s room, ideally for at least the first six months, while keeping the baby on a separate sleep surface.
Avoid sleeping with a baby on a couch, armchair, cushion, or adult bed.
Frequently Asked Questions
Should I turn my newborn over when they are face down?
Yes. A newborn should be placed on their back. Newborns generally do not have the strength and movement control of an older baby who can roll independently in both directions.
What if my baby rolls onto their stomach every night?
Continue placing the baby on their back at the beginning of every sleep. When the baby can roll independently both ways, they can generally remain in the position they choose. Keep the crib empty and stop swaddling.
Is side sleeping safer than stomach sleeping?
Side sleeping is not recommended. It is unstable and makes it easier for the baby to roll onto their stomach. Babies should be placed fully on their backs.
Will back sleeping cause a flat head?
Some babies develop flat areas on the back of the head, but stomach sleeping is not the solution. Supervised tummy time, holding the baby upright while awake, and varying the direction the baby faces can help. Discuss persistent flattening with the pediatrician.
Can I use a breathing monitor when my baby sleeps face down?
Consumer monitors should not replace safe-sleep practices. The AAP states that home cardiorespiratory and consumer wellness monitors have not been shown to reduce SIDS risk.
What should I do if my baby cannot lift or turn their head?
Place the baby on their back for sleep and discuss concerns about movement or development with their pediatrician. Do not place the baby face down for unsupervised sleep.
The Bottom Line
Babies should always be placed on their backs at the beginning of every nap and nighttime sleep.
When a baby can roll independently from back to stomach and stomach to back, they usually do not need to be turned over repeatedly after choosing their own position. The sleep space must still remain firm, flat, and empty.
The essential rules are:
- Start every sleep on the back.
- Never intentionally place a baby face down to sleep.
- Use a firm, flat, safety-approved sleep surface.
- Keep blankets, pillows, positioners, toys, and bumpers out.
- Stop swaddling when rolling begins.
- Use tummy time only while the baby is awake and supervised.
- Ask a pediatrician about medical conditions affecting sleep.
