
Sleep regression is a common phenomenon where toddlers experience changes in their sleep patterns, often due to physical, cognitive, and social development. While sleep regression typically occurs between 18 months and 2 years, it can also happen at 3 years old, causing disruptions in sleep patterns and challenges for parents. This stage is marked by increased energy, emotional growth, and a desire for independence, which can make bedtime a challenging task. Understanding the causes and strategies to manage sleep regression can help parents navigate this temporary phase and promote healthy sleep habits in their toddlers.
| Characteristics | Values |
|---|---|
| Age range | 18 months to 3.5 years |
| Symptoms | Waking up at night, taking hours to fall asleep, resisting naps, refusing to sleep in their bed, fighting bedtime |
| Causes | Developmental changes, new skills, cognitive progressions, physical shifts, separation anxiety, fear of the dark, screen time, life events, teething, sickness, potty training, language surges, emotional changes, fear of missing out, temperament and personality, molars appearing |
| Solutions | Remaining calm, keeping a consistent bedtime routine, reducing screen time, introducing quiet time, offering comfort objects, giving a sense of control and independence, playing in their bedroom, convincing them their room is safe |
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What You'll Learn

Sleep regressions are common at 18 months to 2 years
Sleep regressions are common in toddlers aged between 18 months and 2 years. This is because toddlers experience significant developmental changes during this period, which can impact their sleep. For instance, toddlers often express a fear of the dark around age 2 or older, and this can contribute to sleep regressions.
At 18 months to 2 years, toddlers are learning and developing new skills rapidly. They are acquiring new concepts, theories, and skills, which can distract them from relaxing into sleep. They are also developing socially and emotionally, which can impact their sleep patterns. For example, they may start to engage in pretend play and want to be involved in everything their parents are doing. Their language skills are also developing, and they may start to follow two-step commands and engage in more focused play, such as puzzles and building.
During this period, toddlers also experience a surge in their desire for independence. They want to do things themselves and may resist help from their parents. This newfound sense of independence can extend to sleep, with toddlers refusing to nap during the day. However, most kids are not ready to give up naps entirely until around age 4 or 5. If they skip their naps, they may become too overtired to sleep well at night.
The transition from a crib to a toddler bed or twin bed can also contribute to sleep regressions in this age group. Most kids make this transition between the ages of 18 months and 3.5 years, and the easy-to-exit bedtime setup can make it challenging to keep them in bed.
Sleep regressions during this time are typically short-lived, lasting for a week or two when healthy sleep habits are maintained. To help your toddler through this phase, it is essential to establish good sleep habits and remain consistent. Stick to your toddler's usual bedtime routine, which may include a bath, quiet reading, a snack, and cuddling. Limit screen time, especially close to bedtime, as it can contribute to fears and nightmares that affect their sleep.
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Three-year-olds are more independent and energetic
Sleep regression is a common phenomenon among toddlers, and it can occur at various ages, including 18 months, 2 years, and 3 years. While it is referred to as a "regression," it is more accurately described as a normal part of child development, during which toddlers experience changes in their sleep patterns.
Three-year-olds are typically more independent and energetic, and these traits can influence their sleep habits. At this age, toddlers are eager to exert their newfound independence and may resist bedtime routines or nap times. They may insist on doing things themselves, such as getting dressed, brushing their teeth, or even refusing help getting into the car. This desire for autonomy can lead to power struggles at bedtime, with toddlers pushing back against parental guidance.
Additionally, three-year-olds are often energetic and active, racing around, climbing over furniture, and engaging in non-stop chatter. Their boundless energy can make it challenging for them to wind down at the end of the day, resulting in overtiredness. This, in turn, can further contribute to sleep difficulties.
The developmental milestones that three-year-olds are reaching can also impact their sleep. Milestones such as potty training, language development, and emotional changes can be exciting but also disrupt their sleep patterns. For example, a child might want to practice their new potty skills multiple times during the bedtime routine or sing themselves to sleep after learning a new song.
Furthermore, the introduction of screen time can lead to fears and nightmares, affecting their sleep quality. Limiting screen time, especially close to bedtime, is recommended to mitigate this issue.
To support three-year-olds through this energetic and independent phase, it's essential to establish consistent bedtime routines. This may include activities such as a warm bath, quiet reading time, a light snack, and cuddling. Maintaining a calm and patient approach, even when toddlers resist, is crucial. Offering choices that foster a sense of independence and control can also be beneficial.
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Development milestones can cause sleep regressions
Sleep regression refers to a toddler struggling with their positive sleep habits. It is not a regression but a regular part of child development. Sleep regressions typically last for a week or two, but inconsistency and tossing out healthy sleep habits can cause a sleep regression to turn into a long-term issue.
Toddler sleep regression generally occurs between 18 months and 2 years of age, but it can also occur at 3 years of age. At this age, toddlers are in perpetual motion, racing around, climbing over the couch, and talking non-stop. It is no surprise that sleep is the last thing on their minds. These physical and developmental milestones can result in the 3-year-old sleep regression, leaving parents with an overtired, cranky toddler who fights their beloved nap and nighttime routine.
Developmental milestones play a significant role in common sleep regressions. At age three, some of the milestones you might notice are potty training, language surges, and emotional changes. These can all impact sleep because, upon learning a new skill, children feel the need to master that skill to a certain extent before taking a break. For example, a child might go to the potty multiple times during the bedtime routine just to practice, or they might sing themselves to sleep if they've recently learned a new song.
Other factors that can contribute to sleep regression include a desire for independence, fear of missing out, temperament and personality, and social-emotional development.
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Screen time can cause nightmares and fears
Sleep regression in three-year-olds is a common phenomenon, with toddlers experiencing big emotional and developmental changes. While it is not a permanent regression, it can be challenging for parents and caregivers.
One factor that can contribute to sleep disturbances in toddlers is screen time. Excessive screen time, especially close to bedtime, has been linked to an increase in nightmares and fears in young children. Here are some reasons why screen time can negatively impact a child's sleep and cause nightmares and fears:
Melatonin Suppression and Disrupted Sleep Patterns
Prolonged exposure to screens before bedtime can disrupt a child's sleep patterns by suppressing melatonin production. Melatonin is a hormone that regulates sleep, and its suppression can result in difficulty falling asleep. The blue light emitted by screens interferes with the body's natural circadian rhythms, making it harder for children to enter the deep, restorative stages of sleep. As a result, they may experience more nightmares.
Inappropriate or Frightening Content
The content that children are exposed to on screens can sometimes be inappropriate or frightening for their age. This can include violent or scary scenes, even in seemingly harmless programs. Such content can cause fear, anxiety, and distress, which may then manifest in their dreams. Even age-appropriate content can sometimes evoke fear in children, as they may interpret it differently or find certain characters or situations scary.
Overstimulation and Increased Brain Activity
The visual stimuli from screens can overstimulate the brain and make it challenging for a child to calm down and relax before bedtime. The brain remains active, processing the information they have seen, which can lead to increased brain activity during sleep, potentially resulting in more vivid dreams or nightmares.
Recommendations
To mitigate the negative impacts of screen time on a child's sleep, it is recommended to limit screen time, especially within a few hours of bedtime. Creating a buffer period without screens before bedtime can help improve sleep quality and reduce the likelihood of nightmares. Additionally, ensuring that any content a child is exposed to is age-appropriate can help minimize fears and anxiety.
It is important to note that every child is unique, and parents should observe and understand their child's reactions to screen time. By making thoughtful decisions about screen time and bedtime routines, parents can help their children achieve more restful sleep.
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Sleep regressions are temporary and usually last a few weeks
Sleep regression in toddlers is a common phenomenon, and it is characterised by a change in sleeping habits. While it is referred to as a "regression", it is more accurately described as a regular part of child development. Sleep regression typically occurs between 18 months and 2 years of age, but it can also happen at 3 years old or even earlier at 12 months.
At 3 years old, toddlers are experiencing significant physical and cognitive development. They are learning new skills, undergoing language surges, and experiencing emotional changes. All of these factors can contribute to sleep regression as children feel the need to master these new skills before taking a break. Additionally, toddlers at this age are increasingly independent and may start to resist bedtime routines and nap times. They might also be dealing with separation anxiety, fear of the dark, or nightmares, which can further disrupt their sleep.
The good news is that sleep regressions are temporary and usually last for a few weeks. To help your 3-year-old through this phase, it is important to maintain a consistent bedtime routine. This can include activities such as a bath, quiet reading, a snack, and cuddling. Reducing screen time before bed is also recommended, as it can help calm and relax your child before sleep.
It is also beneficial to give your toddler a sense of control and independence by offering choices. For example, you can provide options for bedtime activities or clothing. Additionally, introducing a comfort object, such as a lovey, can help reduce nighttime fears and provide a sense of security.
Remember that each child's development is unique, and sleep regression may occur at different times and for different durations. If you are concerned about your child's sleep patterns, seeking professional advice or consulting a sleep consultant can provide tailored guidance and support.
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Frequently asked questions
Sleep regression is a period of interrupted sleep in babies and toddlers, usually caused by physical, cognitive, or social development, or a change in sleep needs.
Yes, three-year-olds can experience sleep regression. This is often due to physical and developmental milestones, such as potty training, language surges, and emotional changes.
Signs of sleep regression in three-year-olds include refusing to nap, resisting bedtime, and waking up during the night. They may also be more energetic and have a desire for increased independence.
Sleep regression typically lasts for a week or two, but this can vary depending on the child's growth rate and the consistency of healthy sleep habits.
To help your three-year-old through sleep regression, maintain a consistent bedtime routine, limit screen time before bed, and introduce quiet time during the day for rest and relaxation. Offer choices to give them a sense of control and consider introducing a comfort object, such as a lovey.











































