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Sleep Regressions by Age

Navigate sleep “regressions” and pattern shifts like a pro. Everything you need to know about trouble sleeping, frequent night waking, sleep patterns, and what to do when baby wakes.

Baby at daycare
Sleep

Updated 07/02/26

Daycare sleep regression: Causes and expert solutions

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by Beth Christensen, DPTPediatric Sleep Consultant & Physical Therapist
Sleep

Updated 06/30/26

Baby sleep regression ages: Causes, charts, months

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by Amber LoReDirector of Pediatric Expertise
A baby smiling while their mom is holding them.
Sleep

Updated 06/30/26

3 month sleep regression: Myth or real?

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by Amy Mann-BryantSleep consultant manager
Baby in mom's lap, holding hand
Sleep

Updated 06/30/26

4 month sleep regression: Why it happens and what you can do about it

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by Amber LoReDirector of Pediatric Expertise
Sleep

Updated 07/02/26

Worst sleep regression ages: Which months hit parents and caregivers hardest?

person
by Beth Christensen, DPTPediatric Sleep Consultant & Physical Therapist
A 5 month old baby.
Sleep

Updated 06/30/26

5 month sleep regression: Myth or real?

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by Amy Mann-BryantSleep consultant manager
A baby smiling while lying down on their tummy.
Sleep

Updated 06/30/26

6 month sleep regression: myth or real?

person
by Amber LoReDirector of Pediatric Expertise
8 month old sleep regression
Sleep

Updated 06/30/26

8 month sleep regression: What causes it and what to do

person
by Amber LoReDirector of Pediatric Expertise
A 10 month old baby playing.
Sleep

Updated 06/30/26

10 month sleep regression: Myth or real?

person
by Amy Mann-BryantSleep consultant manager
11 month old baby sleeping.
Sleep

Updated 06/30/26

11 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
Sleep

Updated 06/30/26

12 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
Toddler looking out from crib.
Sleep

Updated 06/30/26

13 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
15 month old standing in crib.
Sleep

Updated 06/30/26

15 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
16 month old standing in crib.
Sleep

Updated 06/30/26

16 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
Toddler sleeping with blanket on
Sleep

Updated 06/30/26

18 month sleep regression: What causes it and what to do?

person
by Amber LoReDirector of Pediatric Expertise
20 month sleep regression: Myth or real?
Sleep

Updated 06/30/26

20 month sleep regression: Myth or real?

person
by Amber LoReDirector of Pediatric Expertise
Sleep

Updated 06/30/26

2 year old sleep regression: What causes it and what to do

person
by Amber LoReDirector of Pediatric Expertise