The effects of set volume during isolated lumbar extension resistance training in recreationally trained males

Background/Aim. Exercise designed to condition the lumbar extensor musculature is often included in resistance training (RT) programs. It is suggested that deconditioning of this musculature may be linked to low back pain. Thus effective means of conditioning these muscles are of interest to pursue....

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Main Authors: James Steele, Adam Fitzpatrick, Stewart Bruce-Low, James Fisher
Format: Article
Language:English
Published: PeerJ Inc. 2015-03-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/878.pdf
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author James Steele
Adam Fitzpatrick
Stewart Bruce-Low
James Fisher
author_facet James Steele
Adam Fitzpatrick
Stewart Bruce-Low
James Fisher
author_sort James Steele
collection DOAJ
description Background/Aim. Exercise designed to condition the lumbar extensor musculature is often included in resistance training (RT) programs. It is suggested that deconditioning of this musculature may be linked to low back pain. Thus effective means of conditioning these muscles are of interest to pursue. Evidence suggests that isolated lumbar extension (ILEX) RT might be most efficacious, however, the best means of manipulating resistance training variables in this regard is unknown. Set volume is an easily manipulated RT variable and one thought to also interact with training status. As such this study sought to examine the effect of set volume during ILEX RT in trained males.Methods. Trained males previously engaged in exercises designed to condition the lumbar extensors underwent a 6 week intervention and were randomised to either a single set (1ST, n = 9), multiple set (3ST, n = 8) or control group (CON, n = 9). Pre- and post-testing of ILEX strength was conducted.Results. Both 1ST and 3ST significantly increased ILEX strength (p < 0.05) with large effect sizes (d = 0.89 and 0.95 respectively) whereas the CON group produced significant losses (−8.9%) with a moderate effect size (d = − 0.53). There was no statistically significant difference in ILEX strength gains when 1ST and 3ST were directly compared (p = 0.336).Conclusions. The results of this study suggest that significant ILEX strength changes occur in trained males as a result of 6 weeks of ILEX RT and that these changes are unaffected by set volume.
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spelling doaj.art-e80b9e3b6ca348a89f1eb09cbd69a49b2023-12-03T07:13:19ZengPeerJ Inc.PeerJ2167-83592015-03-013e87810.7717/peerj.878878The effects of set volume during isolated lumbar extension resistance training in recreationally trained malesJames Steele0Adam Fitzpatrick1Stewart Bruce-Low2James Fisher3Centre for Health, Exercise and Sports Science, Southampton Solent University, Southampton, Hampshire, UKCentre for Health, Exercise and Sports Science, Southampton Solent University, Southampton, Hampshire, UKCentre for Health, Exercise and Sports Science, Southampton Solent University, Southampton, Hampshire, UKCentre for Health, Exercise and Sports Science, Southampton Solent University, Southampton, Hampshire, UKBackground/Aim. Exercise designed to condition the lumbar extensor musculature is often included in resistance training (RT) programs. It is suggested that deconditioning of this musculature may be linked to low back pain. Thus effective means of conditioning these muscles are of interest to pursue. Evidence suggests that isolated lumbar extension (ILEX) RT might be most efficacious, however, the best means of manipulating resistance training variables in this regard is unknown. Set volume is an easily manipulated RT variable and one thought to also interact with training status. As such this study sought to examine the effect of set volume during ILEX RT in trained males.Methods. Trained males previously engaged in exercises designed to condition the lumbar extensors underwent a 6 week intervention and were randomised to either a single set (1ST, n = 9), multiple set (3ST, n = 8) or control group (CON, n = 9). Pre- and post-testing of ILEX strength was conducted.Results. Both 1ST and 3ST significantly increased ILEX strength (p < 0.05) with large effect sizes (d = 0.89 and 0.95 respectively) whereas the CON group produced significant losses (−8.9%) with a moderate effect size (d = − 0.53). There was no statistically significant difference in ILEX strength gains when 1ST and 3ST were directly compared (p = 0.336).Conclusions. The results of this study suggest that significant ILEX strength changes occur in trained males as a result of 6 weeks of ILEX RT and that these changes are unaffected by set volume.https://peerj.com/articles/878.pdfExerciseInjuryLumbar spineSkeletal muscleRandomised controlled trial
spellingShingle James Steele
Adam Fitzpatrick
Stewart Bruce-Low
James Fisher
The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
PeerJ
Exercise
Injury
Lumbar spine
Skeletal muscle
Randomised controlled trial
title The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
title_full The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
title_fullStr The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
title_full_unstemmed The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
title_short The effects of set volume during isolated lumbar extension resistance training in recreationally trained males
title_sort effects of set volume during isolated lumbar extension resistance training in recreationally trained males
topic Exercise
Injury
Lumbar spine
Skeletal muscle
Randomised controlled trial
url https://peerj.com/articles/878.pdf
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