Many parents turn to either swaddles or sleep sacks to keep their baby comfortable while sleeping. Swaddling also is used as a way to soothe a fussy newborn and promote sleep—especially as they adjust ...

This is One Thing, a column with tips on how to live. Babies are so many things—cute and noisy and sweet. But most of all, they’re sleepy. I have a 12-week-old daughter and she’s still exhausted from ...