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Related Concept Videos

Exercise Stress Test01:26

Exercise Stress Test

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Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

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Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
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Exercise and Cardiovascular Response01:20

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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
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Exercise and Muscle Performance01:27

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Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
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Relaxation of Skeletal Muscles01:29

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The period of muscle contraction primarily influences the duration of stimulation at the neuromuscular junction (NMJ), the presence of free calcium ions in the sarcoplasm, and the availability of energy or ATP to support contractions.
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Acute Coronary Syndrome III: Diagnostic Studies01:30

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Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
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Related Experiment Video

Updated: Mar 17, 2026

Impact of High-intensity Interval Exercise and Moderate-Intensity Continuous Exercise on the Cardiac Troponin T Level at an Early Stage of Training
07:40

Impact of High-intensity Interval Exercise and Moderate-Intensity Continuous Exercise on the Cardiac Troponin T Level at an Early Stage of Training

Published on: October 10, 2019

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Troponin and exercise.

T Gresslien1, S Agewall1

  • 1Department of Cardiology, Oslo University Hospital Ullevål and Institute of Clinical Sciences, University of Oslo, Oslo, Norway.

International Journal of Cardiology
|July 16, 2016
PubMed
Summary
This summary is machine-generated.

Exercise can elevate cardiac troponin levels, a key marker for myocardial infarction. This review explores factors influencing troponin release post-exercise, suggesting a likely physiological mechanism.

Keywords:
ExerciseHealthy subjectsPhysiologicTroponin

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Impact of High-intensity Interval Exercise and Moderate-Intensity Continuous Exercise on the Cardiac Troponin T Level at an Early Stage of Training
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Area of Science:

  • Cardiology
  • Exercise Physiology
  • Biomarkers

Background:

  • Cardiac troponins are primary diagnostic markers for myocardial infarction.
  • Elevated troponin levels are also observed following strenuous physical activity.
  • Previous studies show varied results and debate regarding the mechanisms of exercise-induced troponin release.

Purpose of the Study:

  • To review existing literature on exercise-induced increases in cardiac troponin.
  • To identify factors influencing troponin levels after physical exertion.
  • To elucidate the potential mechanisms behind troponin release during and after exercise.

Main Methods:

  • A comprehensive literature search was conducted using PubMed.
  • Additional relevant studies were identified through reference lists of initial findings.
  • A total of 145 studies were included in the review.

Main Results:

  • Troponin levels increased in 0-100% of subjects after prolonged or intermittent exercise.
  • Factors influencing troponin variation include exercise intensity, age, training status, sample timing, and assay methods.
  • The release pattern suggests a shift from the cardiomyocyte cytosolic compartment, potentially due to increased membrane permeability.

Conclusions:

  • Both intense and moderate exercise can lead to elevated cardiac troponin levels.
  • These findings must be considered in the clinical diagnosis of myocardial infarction in active individuals.
  • The most probable mechanism for post-exercise troponin elevation appears to be physiological.