---
title: The Science of Heart Rate Variability | NASM
description: Join NASM Master Instructor Prentiss Rhodes and Kyle Stull, plus Kevin Longoria, Chief Science Officer at Biostrap, for a 3-part webinar series on the science of heart rate variability.
image: https://trainer.nasm.org/hubfs/tech%20neck_320_244_landing%20page-1.jpg
---

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# The Science Behind Heart Rate Variability

## Download Your FREE 3-Part Webinar Series

Heart rate variability (HRV), or the variation in time between consecutive heartbeats, is increasingly becoming a hot topic in the fitness community.

HRV can be an integral component to building a complete training program, especially for trainers looking to monitor and improve their clients' sleep, performance, recovery, and overall health.

### Join NASM Master Instructors Prentiss Rhodes and Kyle Stull, along with Kevin Longoria, Chief Science Officer for Biostrap, for this *exclusive 3-part webinar series*.

You'll learn:

• Key metrics to measure and interpret heart rate variability (HRV) utilizing technology

• How to use HRV data to guide your training programs and support recovery

• Various methods to help your clients improve their heart rate variability 

### SIGN UP TODAY

##### Gain immediate access to this FREE recorded webinar series, plus learn more about becoming a Corrective Exercise Specialist with NASM.

# Why Become a Corrective Exercise Specialist?

### Increased Earning Potential

NASM-CPTs who have an NASM-CES earn 26% more than other personal trainers.

### Wider Reach

Reach a wider group of potential clients and help them meet their fitness goals more efficiently.

### Learn at Your Own Pace

Our high quality digital delivery portal can be accessed any time, anywhere, and on any device.

### Develop Personalized Solutions

With NASM's Corrective Exercise Continuum (CEx), fitness professionals can follow an effective four-step process to address movement compensations.

## Choose the most respected name in personal training certification - NASM. We're ready when you are.

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