Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Concentric or eccentric training effect on eccentric exercise-induced muscle damage.

Kazunori Nosaka1, Mike Newton

  • 1Exercise and Sports Science, Graduate School of Integrated Science, Yokohama City University, Yokohama, Japan. nosaka@yokohama-cu.ac.jp

Medicine and Science in Sports and Exercise
|January 10, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Effects of eccentric cycling training on aerobic and functional capacity in patients with heart failure: A randomised controlled trial.

Journal of science and medicine in sport·2026
Same author

Acute and Chronic Effects of High-Load Resistance Training With Blood Flow Restriction in Healthy Adults: A Systematic Review and Meta-Analysis.

Journal of strength and conditioning research·2026
Same author

Beyond the first bout: Adaptations to repeated injuries across physiological and pathological conditions.

Physiological reports·2026
Same author

Comparison Between Eccentric-Concentric and Eccentric-Only Dumbbell Arm Curl Exercise for the Number of Repetitions to Failure Over Five Sets.

Journal of strength and conditioning research·2026
Same author

Reduced physical activity during submarine deployment: health and performance consequences and feasible countermeasures-a narrative review.

Journal of occupational health·2026
Same author

A Supervised, Online, Home-Based Eccentric Resistance Exercise Program for Patients With Metabolic Dysfunction-Associated Steatotic Liver Disease.

Gastroenterology research·2026

Previous eccentric training did not reduce muscle damage indicators more than concentric training. Both training types resulted in similar muscle damage responses after maximal eccentric actions.

Area of Science:

  • Exercise physiology
  • Muscle adaptation

Background:

  • Muscle damage indicators are crucial for understanding exercise-induced adaptations.
  • Eccentric and concentric training elicit different responses in muscle tissue.

Purpose of the Study:

  • To compare muscle damage indicators after maximal eccentric actions.
  • To investigate if prior eccentric or concentric training influences these responses.

Main Methods:

  • Eight weeks of unilateral eccentric (ECC-T) or concentric (CON-T) training.
  • Maximal eccentric actions (Max-ECC) performed on elbow flexors.
  • Muscle damage markers assessed: maximal isometric force (MIF), range of motion (ROM), upper arm circumference (CIR), muscle soreness (SOR), and plasma creatine kinase (CK).

Main Results:

Related Experiment Videos

  • Initial ECC-T caused greater decreases in MIF and ROM, and increases in CIR and SOR compared to CON-T.
  • Plasma CK levels significantly increased after the first ECC-T session but not subsequent ones.
  • Max-ECC induced significant changes in all measures, with no significant differences between previously ECC-T and CON-T arms.

Conclusions:

  • Eccentric training does not offer greater protection against muscle damage compared to concentric training.
  • Concentric training does not exacerbate muscle damage compared to eccentric training.