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Related Experiment Video

Updated: Jun 6, 2026

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

Published on: July 5, 2017

Interval and strength training in CAD patients.

J Helgerud¹, T Karlsen, W Y Kim

¹Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Trondheim, Norway. Jan.Helgerud@ntnu.no

International Journal of Sports Medicine

|November 13, 2010

Summary

High-intensity aerobic interval training significantly improved peak stroke volume and oxygen uptake in coronary artery disease patients. Maximal strength training did not yield similar cardiovascular benefits but enhanced walking performance.

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A Real-World High-Intensity Interval Training Protocol for Cardiorespiratory Fitness Improvement

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Published on: February 22, 2022

Area of Science:

Cardiology
Exercise Physiology
Rehabilitation

Background:

Coronary artery disease (CAD) impacts cardiovascular function.
Exercise training is crucial for managing CAD.
Different training modalities may yield varied physiological adaptations.

Purpose of the Study:

To investigate the effects of high-intensity aerobic interval training (AIT) on cardiovascular function in CAD patients.
To compare the impact of AIT versus maximal strength training (MST) on peak stroke volume and oxygen uptake.
To assess the effect of MST on mechanical efficiency and walking performance in CAD patients.

Main Methods:

A study involving 18 coronary artery disease patients divided into two groups.
Group 1: 8 patients underwent 30 sessions of AIT (4x4 min intervals at 85-95% peak heart rate).
Group 2: 10 patients underwent 24 sessions of maximal horizontal leg press (MST).

Main Results:

AIT group showed a significant 23% increase in peak stroke volume (p<0.05).
AIT group demonstrated a significant 17% increase in peak oxygen uptake (p<0.05).
MST group showed no significant changes in peak stroke volume or oxygen uptake, despite a 35% improvement in submaximal walking performance.

Conclusions:

High-intensity aerobic interval training is effective in enhancing peak stroke volume and peak oxygen uptake in coronary artery disease patients.
Maximal strength training may improve functional capacity like walking performance but does not significantly alter peak cardiovascular metrics in this population.
Aerobic interval training appears superior for improving key cardiovascular parameters in CAD patients compared to maximal strength training.