Many parents notice sudden sleep disruptions around the seventh month, even if their baby slept well before.
This temporary phase is known as the 7-month sleep regression.
It is a normal and temporary part of infant development.
What Is the 7-Month Sleep Regression?
The 7-month sleep regression describes a temporary disruption in a baby’s sleep patterns that usually occurs between six and eight months of age.
During this time, babies may wake more frequently at night or struggle with naps.
Growth milestones play a major role in this sleep disruption.
Signs Your Baby Is Experiencing 7-Month Sleep Regression
Although symptoms vary, certain patterns are very common.
- Frequent night wakings
- Sudden nap resistance
- Difficulty falling asleep
- Shortened morning sleep
- More irritability during the day
If these changes appear suddenly and your baby is otherwise healthy, sleep regression is likely the cause.
Causes of the 7-Month Sleep Regression
Rapid Development
At this age, major developmental leaps occur.
These skills may include sitting independently, crawling, rocking on hands and knees, or pulling to stand.
Babies rehearse new skills around the clock.
Emotional Development
Many babies develop separation awareness at seven months.
Babies may wake at night to check if their caregiver is nearby.
Changing Sleep Needs
Older babies require different sleep timing.
Most babies transition to two or three naps per day with longer wake windows.
How Long Does the 7-Month Sleep Regression Last?
This regression will pass with time.
For most babies, it lasts between two and four weeks.
With consistent routines, improvement may happen sooner.
How Much Sleep Does a 7-Month-Old Need?
Total daily sleep needs remain relatively consistent.
- Overnight sleep: about 10–12 hours
- Day sleep: 2–3 naps totaling 2–3 hours
Proper sleep balance supports healthy development.
How to Survive the 7-Month Sleep Regression
Stick to a Predictable Routine
Consistency is more important than complexity.
Simple steps like a bath, pajamas, feeding, and a book can help.
Adjust Wake Windows
Most babies do best with wake windows of 2.5 to 3 hours.
Encourage Daytime Practice
Daytime practice reduces nighttime activity.
Respond Consistently at Night
Gentle reassurance often works best.
Final Thoughts on the 7-Month Sleep Regression
This phase can feel 7-month sleep regression challenging, but it will pass.
Regression indicates growth and learning.
Stability and understanding make a big difference.