The Sleep Guide

Sleep Sack or Pajamas?

It exists because loose blankets don't belong in an infant's sleep space. What size to buy, when to start, and why sizing matters more here...

The rule is about layers, not a thermostat number. How to check whether a baby is too warm, and what should never be in the...

Everyone brings newborn size. What runs out is everything else. A short list of what gets used, and two categories of gift to avoid entirely.

Dress for the room, not the weather. There is no official nursery temperature — the AAP says so. Here is the one-layer-more rule, applied to...