Heart rate is measured in beats per minute (BPM). The Owlet Smart Sock is designed to notify you if your baby's heart rate drops below 60 BPM or rises above 220 BPM.
Heart Rate and Sleeping
When your baby is in a deep sleep, his/her heart rate goes down.
Heart Rate and Growing
As your baby grows older, his/her heart rate naturally decreases.
Heart Rate and Feeding
When your baby is feeding, heart rate may go up.
Remember that every baby is different. For more info, visit pedscases.com