Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Exercise Stress Test

Exercise Stress Test

Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Changes in Intraset Repetitions in Reserve Prediction Accuracy During Six Weeks of Bench Press Training in Trained Men.

Perceptual and motor skills·2023

Same author

Accuracy of Predicted Intraset Repetitions in Reserve (RIR) in Single- and Multi-Joint Resistance Exercises Among Trained and Untrained Men and Women.

Perceptual and motor skills·2023

Same author

Peak Loads Associated With High-Impact Physical Activities in Children.

Pediatric exercise science·2022

Same author

The effect of load based on body mass percentage on peak power output in the hang power clean, hang high pull, and mid-thigh clean pull.

The Journal of sports medicine and physical fitness·2021

Same author

Determining the Peak Power Output for Weightlifting Derivatives Using Body Mass Percentage: A Practical Approach.

Frontiers in sports and active living·2021

Same author

Incidental Cardiac Arrhythmia Identification with Consumer Grade Heart Rate Monitors: A Case Study.

Current sports medicine reports·2021

Search research articles

Related Experiment Video

Updated: Aug 27, 2025

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Published on: October 17, 2018

Submaximal Testing to Estimate Aerobic Capacity Using a Matrix C5x Stepmill.

Lauren von Schaumburg¹, Kelly R Laurson¹, David Q Thomas¹

¹Illinois State University, 100 N University St, Normal, IL 61761, United States.

Journal of Human Kinetics

|September 26, 2022

Summary

The Matrix C5x stepmill inaccurately estimates maximal oxygen uptake (VO2max) and metabolic equivalents (METs). Further research is needed to develop accurate equations for VO2max calculation from submaximal stepmill data.

Keywords:

METs VO2max Watts stair climbing stepmill

More Related Videos

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

Published on: January 28, 2020

Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals

Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals

Published on: June 8, 2017

Related Experiment Videos

Last Updated: Aug 27, 2025

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Published on: October 17, 2018

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

Published on: January 28, 2020

Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals

Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals

Published on: June 8, 2017

Area of Science:

Exercise Physiology
Cardiorespiratory Fitness Assessment

Background:

Accurate assessment of maximal oxygen uptake (VO2max) is crucial for evaluating cardiorespiratory fitness.
Submaximal exercise tests are often used as a practical alternative to maximal tests for estimating VO2max.
The predictive accuracy of specific equipment, like the Matrix C5x stepmill, requires validation.

Purpose of the Study:

To evaluate the accuracy of the Matrix C5x stepmill's preprogrammed submaximal test in predicting maximal oxygen uptake (VO2max).
To compare estimated METs and VO2max from the stepmill test against measured values from a maximal treadmill test.

Main Methods:

Sixteen participants underwent both a maximal treadmill test and a submaximal test on the Matrix C5x stepmill.
Oxygen uptake (VO2max) and metabolic equivalents (METs) were measured using a Cosmed K5 device.
VO2max and METs were calculated from submaximal data and compared to measured values.

Main Results:

Measured VO2max was significantly higher than VO2max estimated by the stepmill and calculated from submaximal data.
Measured METs were significantly higher than METs estimated by the stepmill across all stages.
The Matrix C5x stepmill demonstrated inaccuracies in estimating both METs and VO2max.

Conclusions:

The Matrix C5x stepmill's preprogrammed submaximal test does not accurately predict maximal oxygen uptake (VO2max) or metabolic equivalents (METs).
While calculating VO2max from submaximal stepmill data may offer an alternative, current methods are insufficient.
Development of new predictive equations tailored for stepmill data may be necessary for accurate VO2max estimation.