Researchers have used mathematical analysis tools to study the effect of classical music on a fetal heartbeat and identify patterns in heart rate variability. They recruited 36 pregnant women and ...

Here’s what HRV is, how it works and what can cause it to rise or fall.

Playing music has long been a way for expectant parents to connect with their children in the womb, but a group of researchers has found evidence it can calm fetal heart rates, potentially providing ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

A new study finds that classical music exposure in the third trimester reduces the complexity of fetal heart rate variability, leading to more regular and stable cardiac patterns, potentially linked ...

What is heart rate variability (HRV)? As popular as the metaphor may be, a healthy heart doesn’t beat as regularly as a metronome. In fact, it changes its rhythm with each beat. Heart rate variability ...

A hair-thin, soft robotic probe inserted through existing surgical ports to continuously track multiple fetal vitals in real time. Northwestern University researchers have developed the first device ...