Micro-fluctuations in the time between heartbeats are proving a helpful indicator of mental health, stress levels, exercise capacity and even how well you are ageing.

Wearable technology provides athletes with a constant stream of metrics like heart rate variability and recovery, often ...

Precision Breathing and Heart Rate Variability Training Traditionally Reserved for Elite Athletes Now Available for Anyone Seeking to Improve Performance Under Pressure GRAND RAPIDS, Mich.--(BUSINESS ...

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 ...

These days, everyone from the average Susan to the hardcore data-loving wellness enthusiast has the technology to track just about anything in the name of self-optimization. A ring wearable tells you ...

Heart rate variability has become one of the more curious metrics to emerge from the age of wrist-worn running trackers that, if read properly, can be a nifty training insight. HRV is one layer of ...

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 ...

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 ...

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 ...