Skip to content

Baby Sleep Regression Stages: An In-Depth Guide

Every new parent finds joy in watching their baby sleep peacefully. However, these moments of calm can sometimes be disrupted by periods of restlessness and frequent awakenings, known as baby sleep regression stages. Let’s explore this phenomenon, understand its triggers, and discover effective solutions for handling it.

What are Baby Sleep Regression Stages?

Baby sleep regression refers to a period when a baby who has been sleeping well suddenly starts waking up at night, napping less, or having difficulty falling asleep. These stages are normal parts of a baby’s development but can be challenging for parents.

Common Baby Sleep Regression Stages

4-Month Sleep Regression

This is often the first sleep regression stage that parents notice. Around the 4-month mark, babies start to change their sleep patterns to mimic more of an adult sleep cycle. This can lead to more frequent awakenings.

8-Month Sleep Regression

At this stage, your baby is likely going through a lot of developmental changes, including physical milestones like crawling. This can disrupt sleep as your baby may wake up wanting to practice their new skills.

12-Month Sleep Regression

When babies reach the one-year mark, their sleep might become disrupted due to developing separation anxiety or transitioning to one nap per day.

18-Month Sleep Regression

This stage is often characterized by increased independence, which might make bedtime routines more challenging. Your toddler may resist bedtime or nap times.

Managing Baby Sleep Regression Stages

While these stages can be challenging, there are strategies you can employ to help your baby (and you) get through them. Regular sleep routines, soothing bedtime practices, and patience can go a long way. Additionally, consider seeking professional advice or resources to better navigate these stages.

Baby Sleep Regression: Frequently Asked Questions

Sleep regression can be a challenging time for both parents and babies. Here, we answer some common questions about baby sleep regression, providing clarity and guidance to help navigate this phase.

Identifying Baby Sleep Regression

How do I know if my baby is having a sleep regression?

Signs of sleep regression include frequent night awakenings, shorter naps, trouble falling asleep, and general fussiness around sleep times. However, these symptoms could also point to other issues, such as illness or teething, so it’s essential to monitor your baby closely and consult a healthcare provider if you’re unsure.

What are common ages for baby sleep regression?

Common ages for sleep regression are around 4 months, 8 months, 12 months, and 18 months. However, every baby is unique, and the timing can vary.

When should I be worried about sleep regression?

If the sleep regression lasts for more than a few weeks, or if your baby seems unwell, it might be time to consult your pediatrician. Other worrying signs could include a significant decrease in appetite, excessive crankiness, or abnormal behavior during waking hours.

Duration and Causes of Baby Sleep Regression

How long does baby sleep regression last?

Typically, sleep regression lasts between 2 to 6 weeks. After that, your baby’s sleep pattern should return to normal.

What causes sleep regression in babies?

Sleep regression is often linked to developmental milestones or changes in the baby’s routine. Teething, learning to crawl or walk, and separation anxiety can all trigger sleep regression.

Is it a growth spurt or sleep regression?

While growth spurts can disrupt a baby’s sleep, they usually only last a couple of days. If the disruption lasts longer and is accompanied by other signs, such as resisting naps or bedtime, it’s more likely to be sleep regression.

Managing Baby Sleep Regression

How do you fix sleep regression in babies?

While there’s no instant “fix” for sleep regression, maintaining a consistent sleep routine, providing a comfortable sleep environment, and offering comfort and reassurance can all help. Patience is key; remember that this phase is temporary.

Do you let baby cry it out during sleep regression?

There’s no one-size-fits-all approach to this. Some parents find that a bit of crying is part of the process, while others prefer to soothe their baby immediately. It’s essential to find a balance that feels right for you and your baby.

Should I feed baby during sleep regression?

Extra feedings might help soothe a baby during sleep regression. However, avoid creating a habit that might be hard to break when the regression period ends.

What should you not do during a sleep regression?

Avoid changing your baby’s sleep routine drastically or introducing new sleep associations that you’re not willing to maintain long-term. Patience and consistency are key during this period.

Aftermath of Sleep Regression

Do things go back to normal after sleep regression?

Yes, once the sleep regression stage passes, your baby should return to their usual sleep habits. However, every child is unique, and some might take longer to adjust than others.

How does sleep regression end?

Sleep regression typically ends as abruptly as it started. One night, your baby might just return to their regular sleep pattern. It’s important to maintain consistency in your sleep routine throughout.

How Can Help

At, we understand the challenges and uncertainties that come with baby sleep regression stages. Our platform is dedicated to providing resources, tools, and professional guidance to help parents understand and effectively manage these stages.

We offer expert advice on how to establish healthy sleep habits, techniques to soothe your baby during regression periods, and much more. With, you can navigate the rocky waters of baby sleep regression stages with confidence and ensure your little one gets the rest they need for healthy development.


Though baby sleep regression stages can be a testing time for parents, remember that they are temporary phases in your child’s life. With the right knowledge, patience, and resources like, you can help your baby navigate these stages and promote better sleep habits for the future.