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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

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Related Experiment Video

Updated: Jul 29, 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

Complexity and pitfalls in maximal exercise testing for persons with multiple sclerosis.

Marit L Schlagheck¹, Jens Bansi^2,3, Charlotte Wenzel¹

¹Division of Performance and Health, Institute for Sport and Sport Science, Technical University Dortmund, Dortmund, Germany.

European Journal of Neurology

|May 20, 2023

Summary

This summary is machine-generated.

Many persons with multiple sclerosis (pwMS) in inpatient rehabilitation do not meet criteria for maximal effort during exercise testing. Understanding these limitations can help optimize cardiorespiratory fitness assessments for pwMS.

Keywords:

ACSM criteria cardiopulmonary exercise testing cardiorespiratory fitness maximal oxygen consumption multiple sclerosis

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Last Updated: Jul 29, 2025

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

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Area of Science:

Cardiorespiratory fitness assessment
Multiple sclerosis rehabilitation
Exercise physiology

Background:

Accurate cardiorespiratory fitness (CRF) measurement is crucial for persons with multiple sclerosis (pwMS) during inpatient rehabilitation.
Valid CRF data informs health status evaluation, exercise intensity prescription, and intervention study outcomes.

Purpose of the Study:

To determine the proportion of pwMS achieving American College of Sports Medicine (ACSM) maximal effort criteria during cardiopulmonary exercise testing (CPET).
To identify participant characteristics that influence maximal exercise performance in pwMS.

Main Methods:

Retrospective analysis of CPET data from 380 inpatient pwMS.
Evaluation of ACSM criteria for maximal effort (respiratory exchange ratio, oxygen consumption plateau, heart rate).
Binary logistic regression used to identify predictors of maximal effort attainment.

Main Results:

Only 60% of pwMS reached a respiratory exchange ratio ≥ 1.10.
Oxygen consumption plateau and heart rate criteria were met by 24-40% and 17-50% of participants, respectively.
Disability status, gender, disease course, and BMI were associated with achieving maximal effort criteria.

Conclusions:

A significant proportion of inpatient pwMS do not meet standard criteria for verifying maximal oxygen uptake during CPET.
Predictors of maximal effort attainment can inform the development of predictive models for CRF and optimized CPET protocols for specific pwMS groups.