Le Laboratoire du Sommeil

Soft Fabric Can Still Overheat Babies (What We Learned the Hard Way)

A real parent-style story about discovering that ultra-soft baby sleepwear can still feel too warm overnight for hot sleepers.

Is Baby Too Hot or Cold at Night? (Quick Checker Tool)

A quick tool to help parents understand if their baby is too hot or too cold during sleep.

Why Your Baby Keeps Waking Up Crying at Night (It Might Not Be Hunger)

If your baby keeps waking up crying, it may not be hunger. Here’s what’s really going on—and what helps.

Why Your Baby Keeps Waking Up Sweaty at Night (And What Actually Helps)

If your baby wakes up sweaty, it’s often a temperature issue. Here’s what actually helps.

Are Sleep Sacks Safe for Babies? What Pediatric Experts Say

Are sleep sacks safe for babies? Learn what experts say, how to use them correctly, and how to reduce the risk of overheating.