Our Blog

Navigating the 4-Month Sleep Regression: Helping Your Baby Find Restful Nights

The Importance of a Bedtime Routine for Your Baby

What is the 4-Month Sleep Regression?

Around the age of 4 months, many babies experience a significant change in their sleep patterns, this is often referred to as the 4-month sleep regression. This period is a natural part of their development as they transition from new born sleep cycles to a more mature sleep pattern, resembling that of adults. While it may feel exhausting and overwhelming, understanding the reasons behind this regression can make a world of difference in how you cope with it and make it feel less scary whilst you encounter it!

Understanding the Science: Sleep Cycle Development

During the first few months of life, babies primarily have two sleep stages: active sleep (REM) and quiet sleep (NON-REM). around 4 months old a babies sleep undergoes a transformation. They begin to cycle through light sleep and deep sleep stages, just like adults. As a result, babies may start to experience partial awakenings during the night, making it harder for them to resettle independently.

Common Signs of the 4-Month Sleep Regression

The 4-month sleep regression can manifest in various ways, and every baby is unique. Some common signs to watch out for include:

  1. Frequent night waking:
    Your baby may start waking up more often during the night, seeking your attention and comfort.
  2. Shorter naps:
    Daytime naps might become shorter and more irregular.
  3. Restlessness:
    Babies may appear more restless during sleep, moving and squirming more than before.
  4. Increased fussiness:
    Due to disrupted sleep, babies may become fussier and harder to soothe.
Strategies to Cope with the Regression

While the 4-month sleep regression can be a trying time, there are effective strategies to help both you and your baby navigate this phase more smoothly:

-Create a Consistent Sleep Routine:

Establishing a calming bedtime routine can signal to your baby that it's time to wind down and prepare for sleep.

-Adjust Daytime Schedule:

Ensure your baby gets enough daytime sleep to prevent overtiredness, which can worsen night time wake-ups.

-Be Patient and Gentle:

Offer comfort and reassurance during wake-ups, but avoid creating new sleep associations that could be hard to break later.


The 4-month sleep regression is a temporary and natural phase in your baby's development. By understanding the changes taking place and employing gentle sleep strategies, you can support your little one through this period and guide them towards more restful nights. Remember, with time and patience, you and your baby will emerge from this regression with renewed sleep harmony and a stronger sleep foundation for the future.