For many new parents, swaddling seems like the hardest thing you’ve ever done—until it’s time to stop swaddling . . . NYC Sleep Doctor Janet Kennedy, PhD and aden + anais founder Raegan Moya-Jones give us the rundown on how keep babies safe and warm in the crib, from swaddling to sleep sacks—and beyond.

Most moms know to quarantine a tot with a fever. But what about a lingering cough or a runny nose? There are a lot of conflicting opinions out there about what’s contagious when, where germs live—and for how long. With cold and flu season settling in, we asked Dr. JJ Levenstein, co-founder of MD Moms, to set the record straight on the cooties.

We asked our trusted Scouts to share the one can’t-parent-without-it book they’d want with them if they were stuck on a deserted island (with their kids, of course).

A newborn will snooze just about anywhere, but at some point you’ll probably want her sleeping in a crib. For this second entry in our “Product Evolution” series, we got some expert advice on how and when to change your baby’s sleeping environment—plus product picks for each stage.