Understanding infant and toddler sleep
This site gathers and explains scientific research on infant and toddler sleep, sleep difficulties and related topics. You'll find research summaries, explanations of common sleep problems and comparisons of different approaches. Our goal is to make the research more accessible, balanced and transparent, so families can make informed, confident decisions.
Children's sleep
The basics of sleep needs and how sleep develops.
Sleep difficulties
Common challenges, methods and what the research shows.
Safety
Co-sleeping, safe sleep environments and SIDS prevention.
Wellbeing
Attachment, crying, stress, sleep deprivation and parental mental health.