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Updated: Jun 6, 2026

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A Passive Ankle Dorsiflexion Testing System for an In Vivo Model of Overuse-induced Tendinopathy
Published on: March 1, 2024
[Systematic review about eccentric training in chronic achilles tendinopathy]
R Krämer1, J Lorenzen, P M Vogt
1Plastische, Hand- und Wiederherstellungschirurgie, Medizinische Hochschule Hannover. kraemer.robert@mh-hannover.de
Summary
Eccentric training shows promising results for chronic Achilles tendinopathy pain relief. However, due to varied study designs and compliance, specific dosage and duration recommendations for this Achilles tendinopathy treatment are not yet possible.
Area of Science:
- Sports Medicine
- Rehabilitation Science
- Orthopedics
Background:
- Eccentric training is a recognized conservative treatment for chronic Achilles tendinopathy.
- Current guidelines lack standardized protocols, dosage, and duration recommendations for eccentric training.
- This highlights a need for evidence-based recommendations in managing Achilles tendinopathy.
Purpose of the Study:
- To evaluate the efficacy of eccentric training compared to other conservative treatments for chronic Achilles tendinopathy.
- To determine if current scientific data supports specific dosage and duration recommendations for eccentric training.
- To synthesize evidence on eccentric training's role in Achilles tendinopathy management.
Main Methods:
- A systematic review of scientific literature was conducted following PRISMA guidelines.
- Searches were performed in the National Library of Medicine (NLM) from 1950 to 2010.
- Eligible studies included prospective randomized controlled trials (RCTs) focusing on eccentric training for Achilles tendinopathy.
Main Results:
- Eight RCTs, involving 416 participants, were included in the review.
- All included trials reported improvements in pain for individuals with chronic Achilles tendinopathy undergoing eccentric training.
- Median follow-up duration across studies was 12 weeks.
Conclusions:
- Eccentric training demonstrates promising effects in the conservative treatment of chronic mid-portion Achilles tendinopathy.
- Pooled statistical analysis was not feasible due to heterogeneity in study designs and limited compliance data.
- Definitive recommendations on eccentric training dosage and duration cannot be made due to outcome variability and methodological limitations.

