Locke Hughes

Microgen // Shutterstock 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, or HRV, is a measure of th... See more

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, or HRV, is a measure of the constant variation in milliseconds between your heartbeats. Som... See more

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, or HRV, is a measure of the constant variation in mil... See more

Welcome to our new web site! To give our readers a chance to experience all that our new website has to offer, we have made all content freely avaiable, through October 1, 2018. During this time, print and digital subscribers will not need to log in to vi... See more

Welcome to our new web site! To give our readers a chance to experience all that our new website has to offer, we have made all content freely avaiable, through October 1, 2018. During this time, print and digital subscribers will not need to log in to vi... See more