Signs of Sleep Disorders in Children

What Parents Should Watch For

Sleep is essential for a child’s growth, learning, behavior, emotional well-being, and overall health. While occasional restless nights are common, persistent sleep problems may be a sign that something more is going on.

Children do not always show sleep problems the same way adults do. A child who is not sleeping well may not simply appear tired. Some children become hyperactive, irritable, emotional, inattentive, or have difficulty at school.

Recognizing the warning signs of a possible sleep disorder can help parents know when it may be time to speak with their child’s healthcare provider or a sleep specialist.

1. Loud or Frequent Snoring

Many children snore occasionally, especially when they have a cold or nasal congestion. However, loud, frequent, or persistent snoring deserves attention.

Watch for:

• Snoring on many nights
• Very loud snoring
• Mouth breathing during sleep
• Restless or unusual sleeping positions
• Gasping, choking, or snorting sounds
• Pauses in breathing followed by a gasp or deep breath

These symptoms may occur with obstructive sleep apnea (OSA), a condition in which the airway repeatedly becomes partially or completely blocked during sleep.

Enlarged tonsils or adenoids are among the possible contributors to obstructive sleep apnea in children, although other factors may also be involved.

If you actually observe your child repeatedly stopping or struggling to breathe during sleep, discuss it with a healthcare professional.

2. Excessive Daytime Sleepiness

A child who does not get healthy, restorative sleep may have difficulty staying awake during the day.

Possible signs include:

• Falling asleep in class
• Falling asleep during short car rides
• Difficulty waking in the morning
• Sleeping much longer than expected
• Frequently needing naps beyond the age when they are normally needed
• Appearing unusually tired despite spending enough time in bed

Persistent daytime sleepiness should not automatically be dismissed as laziness or lack of motivation.

3. Hyperactivity and Difficulty Concentrating

Sleep deprivation does not always make children look sleepy.

Some children who are not sleeping well may instead become:

• Hyperactive
• Impulsive
• Easily distracted
• Irritable
• Emotional
• Unable to concentrate
• Difficult to settle down

Because these behaviors can have many possible causes, sleep is only one part of the picture. However, parents should mention persistent sleep problems when discussing attention or behavioral concerns with a healthcare professional.

4. Sleepwalking, Night Terrors, and Other Unusual Behaviors

Some children experience parasomnias, which are unusual behaviors or experiences occurring during sleep.

These can include:

• Sleepwalking
• Night terrors
• Confusional arousals
• Talking during sleep
• Sitting up or moving around while not fully awake

Many childhood parasomnias are temporary and improve as children get older. However, frequent, severe, dangerous, or disruptive episodes should be discussed with a healthcare professional.

Parents should also take reasonable precautions to make the child’s sleeping environment safe if sleepwalking occurs.

5. Restless Sleep

Pay attention if your child seems to move constantly throughout the night.

You may notice:

• Frequent tossing and turning
• Repeated awakenings
• Kicking or unusual leg movements
• Difficulty becoming comfortable
• Complaints about uncomfortable sensations in the legs
• Bedcovers repeatedly being kicked off

Restless sleep can have several causes. If it happens regularly or is accompanied by daytime symptoms, it may be worth discussing with your child’s healthcare provider.

6. Difficulty Falling or Staying Asleep

Children can experience insomnia symptoms too.

Possible warning signs include:

• Taking a long time to fall asleep
• Frequently waking during the night
• Difficulty returning to sleep
• Repeatedly leaving the bedroom
• Waking much earlier than expected
• Persistent bedtime resistance

Bedtime routines, stress, anxiety, environmental factors, medical conditions, medications, and sleep disorders can all affect a child’s ability to sleep.

Keeping a consistent sleep schedule and calming bedtime routine can often help, but persistent problems may require professional evaluation.

7. Morning Headaches or Dry Mouth

Some children with nighttime breathing problems may wake with:

• Headaches
• Dry mouth
• Sore throat
• Difficulty getting out of bed
• Feeling unrefreshed despite apparently sleeping through the night

These symptoms alone do not prove that a child has sleep apnea, but they can be useful information when considered together with symptoms such as snoring, mouth breathing, gasping, or witnessed breathing pauses.

8. Bedwetting

Bedwetting is common in younger children and does not necessarily indicate a sleep disorder.

However, if bedwetting persists, becomes more frequent, or begins again after a child had previously remained dry at night, parents may want to discuss it with the child’s healthcare provider—particularly if the child also snores or has other symptoms of disrupted breathing during sleep.

There are many possible causes of bedwetting, so proper evaluation is important.

9. Problems at School

Poor sleep can affect daytime functioning.

Parents or teachers may notice:

• Difficulty paying attention
• Forgetfulness
• Reduced academic performance
• Irritability
• Falling asleep in class
• Difficulty completing tasks
• Changes in behavior

When school performance or behavior changes unexpectedly, it can be useful to consider whether the child is getting sufficient, good-quality sleep.

Why Healthy Sleep Is Important for Children

Sleep plays an important role in a child’s:

• Learning and memory
• Attention and concentration
• Emotional regulation
• Growth and development
• Immune function
• Physical health
• Daytime alertness

A child may spend enough hours in bed but still experience poor-quality sleep if breathing problems, repeated awakenings, abnormal movements, or another sleep disorder repeatedly interrupts sleep.

When Should Parents Seek Help?

Consider speaking with your child’s pediatrician or another qualified healthcare professional if you regularly notice symptoms such as:

• Loud, persistent snoring
• Pauses in breathing
• Gasping or choking during sleep
• Significant daytime sleepiness
• Persistent insomnia
• Frequent sleepwalking or night terrors
• Unusual movements during sleep
• Major behavioral or concentration problems associated with poor sleep
• Ongoing restless sleep

Seek urgent medical attention if a child appears to be having serious difficulty breathing, develops blue or gray discoloration, is difficult to awaken, or has another potentially life-threatening symptom.

What Happens During a Pediatric Sleep Evaluation?

A healthcare professional will usually begin by asking about the child’s sleep schedule, symptoms, medical history, medications, bedtime routine, and daytime behavior.

Parents can help by keeping a sleep diary and writing down symptoms such as snoring, awakenings, unusual behaviors, and daytime sleepiness.

Depending on the symptoms, further evaluation may be recommended.

Does a Child Need a Sleep Study?

Not every child with a sleep problem needs an overnight sleep study.

However, when certain sleep disorders—particularly sleep-related breathing disorders—are suspected, a healthcare provider may recommend polysomnography, commonly called a sleep study.

During an overnight sleep study, several body functions may be monitored while the child sleeps, including:

• Brain-wave activity
• Eye movements
• Muscle activity
• Breathing and airflow
• Respiratory effort
• Blood oxygen levels
• Heart rate and rhythm
• Body position and movement

This information can help qualified healthcare professionals understand what is happening during the child’s sleep.

What Parents Can Do at Home

Good sleep habits can support healthy sleep:

• Keep bedtime and wake time reasonably consistent.
• Develop a calm bedtime routine.
• Create a quiet, comfortable sleeping environment.
• Limit stimulating activities close to bedtime.
• Avoid excessive screen use before bed.
• Encourage age-appropriate physical activity during the day.
• Keep notes about unusual nighttime behaviors.
• Tell your child’s healthcare provider about persistent snoring or breathing difficulties.

Most importantly, do not ignore persistent symptoms simply because a child appears otherwise healthy during the day.

The Takeaway

Children need healthy sleep for healthy development.

Frequent snoring, breathing pauses, gasping, excessive daytime sleepiness, hyperactivity, concentration difficulties, restless sleep, unusual nighttime behaviors, and persistent difficulty sleeping can all be reasons to pay closer attention to a child’s sleep.

These symptoms do not automatically mean that a child has a sleep disorder. They are signs that may warrant discussion with a pediatrician or qualified sleep professional.

Recognizing a potential sleep problem early can help a child receive appropriate evaluation and, when necessary, treatment.

Learn More About Children’s Sleep

Visit the CanISleep Sleep Health Resource Hub to learn more about sleep apnea, sleep studies, snoring, healthy sleep, and other common sleep concerns.

Educational Disclaimer: This article is for general educational purposes only and is not intended to diagnose or treat a medical condition or replace advice from your child’s pediatrician or other qualified healthcare professional.