Smart sock baby monitors (2026): what the AAP and FDA say

The AAP’s^[1][2] safe-sleep guidance says not to use home cardiorespiratory monitors to reduce SIDS risk. It says you can buy consumer wellness devices such as heart rate and pulse oximetry monitors, some of them wearable, but there is no evidence they decrease SIDS risk; it’s fine to use one if you want to, as long as it doesn’t substitute for safe sleep or give you a false sense of security. NIH Safe to Sleep says heart, breathing, motion and similar monitors are not effective at detecting or preventing SIDS. The AAP also notes that home apnea monitors cause many false alarms, which can increase parents’ worry and lost sleep.

On November 8, 2023 the FDA^[5][6] granted De Novo request DEN220091 for Owlet’s Dream Sock, classifying it as an “infant pulse rate and oxygen saturation monitor for over-the-counter use” (Class II, 21 CFR 870.2705). That means it was reviewed as a medical device for measuring those readings. It does not mean it prevents SIDS: Owlet’s own product page says Dream Sock is not intended to diagnose, treat or cure any condition, including SIDS, and the FDA says it has never cleared or approved any baby product to prevent or reduce the risk of SIDS.

We list it because it is the wearable with FDA marketing authorization in our sources, not because we recommend buying a wearable. We haven’t tested it.

If you are worried about a specific health condition, that is a question for your pediatrician; the AAP^[1][2] notes that in rare cases doctors prescribe home monitoring for babies who need home oxygen or have serious breathing problems. For a healthy baby, a wearable is a personal choice. Whatever you decide, the things that lower risk are free: back to sleep, a firm, flat, bare sleep space, room sharing without bed sharing, and no smoke exposure (AAP).