Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

Abnormal low heart rate variability (HRV) is associated with both medical and psychiatric disorders. HRV biofeedback is a recently developed technique that aims to modulate HRV in ways that have ...

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 recent study showed that the heart rate variability of a dog and its owner adapt to each other during interaction. High heart rate variability is associated with relaxation, while low heart rate ...

My Garmin has turned me into an addict. I have become hooked on alcohol-free beer. It all began a few months ago when I was flicking through data on my new watch after a long weekend of late nights ...

Emotional connection enhances interaction in human relationships. Emotional synchronisation in the interaction between a child and a parent is essential for affective attachment. The relationship ...

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 ...

Heart rate variability measurements can tell us a lot about our state of readiness to train and are central to optimising ...