For most of a pregnancy, normal fetal heart rate will average between 110 and 160 beats per minute. Normal variations in fetal heart rate occur when the baby is moving or asleep. While it is not ...

Fetal heart rate (FHR) is one of the most critical indicators of a baby's well-being and development during pregnancy. It measures the number of times the baby's heart beats per minute (bpm) while in ...

DopFone uses an off-the-shelf smartphone’s existing speaker and microphone to accurately estimate fetal heart rate. The phone mimics a Doppler ultrasound, emitting a tone and listening for the subtle ...