LOS ANGELES - Owlet has stopped selling its Smart Sock, the company’s flagship product that wraps around a baby’s foot to monitor their heart rate and oxygen levels, after it received a warning letter ...

Salt Lake City-based Owlet Baby Care has developed a sock that helps parents monitor their baby’s vital signs when he’s asleep. It provides an up-to-the minute assessment of the newborn’s health. Fox ...

The socks are intended to measure a baby's vital signs while they sleep. An Owlet Smart Sock which checks blood pressure, heart rhythm, and blood oxygen levels is attached to the foot of a doll.