Guide
Baby sleep,
Baby sleep,
explained by science
Practical, jargon-free guides grounded in 35+ scientific studies — the same ones that power the Bercea algorithm.
🕐 Wake windows: the chart by age
How long can your baby comfortably stay awake at each age? The reference chart from 0 to 24 months, with the tiredness cues to watch for.
📖 6 min📉 The 4-month sleep regression: myth or reality?
2024 research challenges the received wisdom: no universal spike in night wakings. What actually changes, and how to support it.
📖 5 min🎵 White noise: benefits and safe volume
80% of newborns asleep in 5 minutes — but watch the volume. What 30 years of studies say, and the mistakes to avoid.
📖 4 min