
There are conflicting opinions on whether an 18-month-old baby can sleep on their stomach. While some sources recommend placing babies on their backs to sleep for the first 12 months, others suggest that it is generally safe for babies to sleep on their stomachs once they can roll over both ways, which typically happens between 4 and 7 months of age. However, it is important to note that stomach sleeping is considered a risk factor for Sudden Infant Death Syndrome (SIDS) and can increase the chances of rebreathing, leading to dangerously high carbon dioxide and low oxygen levels in the body. To ensure your baby's safety, it is always recommended to consult with a pediatrician or a qualified healthcare professional.
| Characteristics | Values |
|---|---|
| Recommended sleeping position for babies | On their back |
| Safe age for babies to sleep on their stomach | After they turn 1 year old |
| Safe age for babies to sleep on their side | After they turn 6 months old |
| Risk of sleeping on the stomach | Sudden Infant Death Syndrome (SIDS) |
| Cause of SIDS | Breathing in less air, leading to high carbon dioxide and low oxygen levels in the body |
| Safe place for a baby to sleep | Crib, bassinet, portable crib, or play yard with a firm, flat surface |
| Safe sleeping practices | Babies should not be swaddled and there should be no loose bedding |
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What You'll Learn
- Stomach sleeping is generally considered safe for babies over 1 year old
- Babies should be placed on their backs to sleep for the first 12 months
- Babies should be given tummy time to help them learn to roll over
- Stomach sleeping increases the risk of SIDS and rebreathing
- Consult a doctor for advice on safe sleeping practices for babies with specific medical needs

Stomach sleeping is generally considered safe for babies over 1 year old
For the first 12 months of their lives, babies should always be placed on their backs to sleep. Research shows that placing babies on their backs to sleep significantly lowers the risk of sudden infant death syndrome (SIDS), suffocation, choking, and overheating.
However, once a baby reaches the age of one, it is generally considered safe to let them sleep on their stomach if they can roll both ways (from tummy to back and back to tummy) and have good head and trunk control. At this age, babies typically have the strength to lift and turn their heads while sleeping on their stomachs.
It is important to note that the transition to stomach sleeping should be gradual and supervised. Babies should be given plenty of "tummy time" during the day to strengthen their neck, shoulder, and arm muscles and improve their motor skills. This will help them develop the necessary strength and coordination to roll and sleep on their stomachs safely.
Even after babies turn one, it is still recommended to place them on their backs for sleep and allow them to roll onto their stomachs if they choose to. This ensures that they are able to easily move into and out of the stomach-sleeping position.
It is crucial to maintain a safe sleep environment for babies, even after they have mastered rolling. This includes using a firm mattress with no loose bedding or soft objects that could increase the risk of rebreathing or suffocation.
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Babies should be placed on their backs to sleep for the first 12 months
For the first 12 months of their lives, babies should always be placed on their backs to sleep. This recommendation is made by the American Academy of Pediatrics (AAP) and other experts, who advise that placing babies on their backs reduces the risk of sudden infant death syndrome (SIDS), suffocation, choking, and overheating.
Sleeping on their stomach can be dangerous for babies because it increases the risk of SIDS, which is the most common cause of death for infants between one month and one year old. SIDS is the unexpected death of an apparently healthy infant, usually during sleep. Most SIDS deaths occur before an infant is six months old, and babies who are put to sleep on their stomachs are more than twice as likely to die of SIDS than infants sleeping in other positions.
The risk of SIDS is also influenced by other factors, such as sleeping on soft surfaces or with soft or loose bedding, which can increase the risk of rebreathing. Rebreathing is when a baby inhales air that is trapped around their face after they exhale it, causing them to breathe in air that is lower in oxygen and higher in carbon dioxide. This can lead to dangerously high carbon dioxide and low oxygen levels in their bodies, which can harm brain and respiratory function.
To help keep your baby safe, always put them down on their back whenever they sleep until they reach 12 months old. You should also ensure that their sleep environment is safe, with no blankets, pillows, toys, or other soft or loose objects that could pose a risk of suffocation or rebreathing.
Once your baby is able to roll both ways (from tummy to back and back to tummy), it is generally considered safe to let them sleep on their stomach if they roll onto their stomach while sleeping. This typically happens between 4 and 7 months old, but it is important to ensure that your baby is consistently and intentionally rolling both ways before leaving them to sleep in this position.
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Babies should be given tummy time to help them learn to roll over
It is recommended that babies sleep on their backs for the first 12 months. This is because sleeping on their backs reduces the risk of SIDS, suffocation, choking, and overheating. Once a baby can roll both ways (from tummy to back and back to tummy), it is generally considered safe to let them sleep on their stomach.
Tummy time is crucial for babies to build the strength and coordination needed for rolling over, sitting up, crawling, and eventually walking. It helps to build their core, neck, shoulder, and arm strength. Spending time on their tummies encourages babies to lift their heads and push up, building the muscle coordination they need for rolling over.
Babies should be given tummy time from as early as the newborn stage for short, supervised sessions. By 2 months old, babies should be getting around 15 to 30 minutes of supervised tummy time each day. It is important to ensure that tummy time sessions are spread throughout the day and that they are avoided if the baby is tired or fussy.
There are several signs that indicate a baby is getting ready to roll over. These include stronger neck and arm muscles, more time spent on their tummy, and increased curiosity about their surroundings. Babies typically start rolling from their tummy to their back between 4 and 5 months, and then from their back to their tummy a few weeks later. By 7 months, most babies can roll both ways confidently.
In summary, it is important to place babies on their backs to sleep for the first 12 months. Once they can roll both ways, it is generally safe to let them sleep on their stomach. Tummy time is crucial in helping babies develop the strength and coordination needed for rolling over and other milestones. It is recommended that babies are given tummy time from the newborn stage, gradually increasing the duration to around 15 to 30 minutes a day by 2 months of age.
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Stomach sleeping increases the risk of SIDS and rebreathing
Sleeping on the stomach is not recommended for babies under 12 months old. Sleeping on the stomach or side increases the risk of sudden infant death syndrome (SIDS) and rebreathing. SIDS is the leading cause of death among infants 1 month to 1 year old. It is unpredictable but can be reduced by placing babies on their backs to sleep.
The risk of SIDS is highest in the first 12 months, and babies should always be placed on their backs for sleep during this time. This includes naps and nighttime sleep. Once a baby is able to roll both ways (from tummy to back and back to tummy) consistently and purposefully, it is generally considered safe to let them sleep on their stomach if they roll that way in their sleep. This usually happens between 4 and 7 months old, but the exact timeline varies for each baby.
Stomach sleeping is thought to increase the risk of SIDS due to the potential for rebreathing exhaled gases, which has been identified as a causal association in several studies. Twenty to fifty-two percent of SIDS victims are found with their noses and mouths turned into the underlying bedding, indicating that rebreathing may play a significant role in these deaths.
To reduce the risk of SIDS and create a safe sleep environment, it is recommended to place babies on a firm, flat mattress with no loose bedding. Soft objects, pillows, and positioners should be kept out of the sleep area. It is also important to ensure that all caregivers are aware of these safe sleep practices and follow them consistently.
In summary, stomach sleeping is not recommended for babies under 12 months old due to the increased risk of SIDS and rebreathing. Once a baby can roll both ways consistently and has reached the appropriate age, it is generally considered safe for them to sleep on their stomach if they choose to.
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Consult a doctor for advice on safe sleeping practices for babies with specific medical needs
It is important to note that there is no universal age for safe tummy sleep, as babies develop at different rates. Generally, it is recommended to place babies on their backs to sleep for the first 12 months. This is because back sleeping is the safest option and significantly lowers the risk of sudden infant death syndrome (SIDS), suffocation, choking, and overheating.
However, once a baby can roll both ways (from tummy to back and back to tummy) consistently and purposefully, it is considered safe to let them sleep on their stomach. This usually happens between 4 and 7 months of age. It is important to ensure that the baby is unswaddled on a firm infant mattress with no loose bedding.
While these guidelines apply to most babies, it is always best to consult a doctor for specific advice. Some babies have unique medical needs that require them to sleep on their stomachs, and a healthcare provider can guide parents on the safest sleep practices for their child.
For example, in the case of gastroesophageal reflux disease (GERD), doctors may recommend that babies sleep on their stomachs or sides to reduce the risk of choking on reflux. Additionally, babies with certain respiratory conditions may benefit from sleeping on their stomachs to improve breathing. In such cases, doctors may advise the use of special mattresses or wedges to elevate the baby's head and torso, which can help with congestion and breathing.
Furthermore, babies with torticollis, a condition that causes neck tightness and a preference for looking to one side, may need specific sleep positions to prevent discomfort and promote neck stretching. Doctors may recommend alternating sleep positions, such as placing the baby on their back with their head turned to one side for a few nights and then switching to the other side. This can help stretch the neck muscles and prevent torticollis from worsening.
By consulting a doctor, parents can ensure they are following safe sleep practices that take into account their baby's unique medical needs. Doctors can provide guidance on sleep positions, the use of specific products or equipment, and any necessary precautions to create a safe sleep environment for their baby.
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Frequently asked questions
Yes, your 18-month-old can sleep on their stomach. Once a baby can roll both ways, stomach sleeping becomes much safer.
Stomach sleeping is a risk factor for sudden infant death syndrome (SIDS). Babies who sleep on their stomachs are more than twice as likely to die of SIDS than infants sleeping in other positions.
SIDS is the sudden, unexpected death of an infant who is otherwise healthy. SIDS is the most common cause of death for infants between one month and one year old.
To reduce the risk of SIDS, babies should always be placed on their backs to sleep for the first 12 months. Once a baby is able to roll both ways, it is generally considered safe to let them sleep on their stomach.











































