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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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Graded Exercise Testing in a Pediatric Weight Management Center: The DeVos Protocol.

Joey C Eisenmann¹, Emily Hill Guseman², Kyle Morrison³

¹1 Division of Sports & Cardiovascular Nutrition, Department of Radiology, Michigan State University , East Lansing, MI.

Childhood Obesity (Print)

|September 30, 2015

Summary

This summary is machine-generated.

Obese children in weight management programs show low peak oxygen consumption (VO2peak). This study presents a protocol to assess exercise capacity in these young patients.

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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

Area of Science:

Pediatric Endocrinology
Cardiopulmonary Exercise Testing
Obesity Medicine

Background:

Pediatric obesity is a growing public health concern.
Assessing functional capacity is crucial for managing obese youth.
Peak oxygen consumption (VO2peak) is a key indicator of cardiorespiratory fitness.

Purpose of the Study:

To describe a protocol for testing the functional capacity of obese pediatric patients.
To report the peak oxygen consumption (VO2peak) in patients at a pediatric weight management center.

Main Methods:

A multistage exercise test on a treadmill was performed by 111 obese pediatric patients (mean age 12.5 years).
Peak oxygen consumption (VO2peak) was measured and expressed in absolute terms, relative to total body mass, and relative to fat-free mass.
Valid VO2peak data were obtained from 90 patients (81%).

Main Results:

The mean BMI z-score was 2.4 and mean body fat was 36.5%.
While absolute VO2peak differed between sexes, relative VO2peak values were similar.
The mean VO2peak was 25.7 mL·kg(-1)·min(-1), with a range of 13.5-36.7 mL·kg(-1)·min(-1).

Conclusions:

Obese youth in a stage 3 pediatric weight management center demonstrated low VO2peak.
The described protocol can serve as a model for assessing exercise responses in obese pediatric populations.