Evidence map›Paper›PMID 25975646›Full record

ArticlePhysiological reports2015

The stretch-shortening cycle (SSC) revisited: residual force enhancement contributes to increased performance during fast SSCs of human m. adductor pollicis.

Wolfgang Seiberl, Geoffrey A Power, Walter Herzog, Daniel Hahn

Abstract read
In one paragraph

Article in Physiological reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

47 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  6. Consecutive SSCs increase the SSC effect in skinned rat muscle fibres.Pflugers Archiv : European journal of physiology · 2025
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  10. The distinctive mechanical and structural signatures of residual force enhancement in myofibers.Proceedings of the National Academy of Sciences of the United States of America · 2024
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  13. LinkingbioRxiv : the preprint server for biology · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Wolfgang SeiberlDepartment of Biomechanics in Sports, Faculty of Sport and Health Sciences, Technische Universität München, Munich, Germany Human Performance Laboratory, Faculty of Kinesiology, University of Calgary, Calgary, Canada wolfgang.seiberl@tum.de wherzog@ucalgary.ca.
Geoffrey A PowerHuman Performance Laboratory, Faculty of Kinesiology, University of Calgary, Calgary, Canada.
Walter HerzogHuman Performance Laboratory, Faculty of Kinesiology, University of Calgary, Calgary, Canada wolfgang.seiberl@tum.de wherzog@ucalgary.ca.
Daniel HahnHuman Movement Science, Faculty of Sports Science, Ruhr-Universität Bochum, Bochum, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The stretch-shortening cycle (SSC) occurs in most everyday movements, and is thought to provoke a performance enhancement of the musculoskeletal system. However, mechanisms of this performance enhancement remain a matter of debate. One proposed mechanism is associated with a stretch-induced increase in steady-state force, referred to as residual force enhancement (RFE). As yet, direct evidence relating RFE to increased force/work during SSCs is missing. Therefore, forces of electrically stimulated m. adductor pollicis (n = 14 subjects) were measured during and after pure stretch, pure shortening, and stretch-shortening contractions with varying shortening amplitudes. Active stretch (30°, ω = 161 ± 6°s(-1)) caused significant RFE (16%, P < 0.01), whereas active shortening (10°, 20°, and 30°; ω = 103 ± 3°s(-1), 152 ± 5°s(-1), and 170 ± 5°s(-1)) resulted in significant force depression (9-15%, P < 0.01). In contrast, after SSCs (that is when active stretch preceded active shortening) no force depression was found. Indeed for our specific case in which the shortening amplitude was only 1/3 of the lengthening amplitude, there was a remnant RFE (10%, P < 0.01) following the active shortening. This result indicates that the RFE generated during lengthening affected force depression when active lengthening was followed by active shortening. As conventional explanations, such as the storage and release of elastic energy, cannot explain the enhanced steady-state force after SSCs, it appears that the stretch-induced RFE is not immediately abolished during shortening and contributes to the increased force and work during SSCs.

Indexed as

Concentriceccentricelectrical stimulationforce depressionforce enhancementforce redevelopmentmusclepotentiationthumb

Identifiers

PMID25975646
PMCPMC4463830

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.