The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study

IntroductionWorkplace health interventions aim to motivate employees toward healthy behaviors to improve fitness and health in the long-term. We investigated whether CrossFit® is an effective training concept to achieve these goals in inactive employees with sedentary occupations.MethodsThe study fo...

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Main Authors: Tom Brandt, Elisabeth Heinz, Yannik Klaaßen, Selina Limbara, Marian Mörsdorf, Timo Schinköthe, Annette Schmidt
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-02-01
Series:Frontiers in Public Health
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2024.1304721/full
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author Tom Brandt
Elisabeth Heinz
Yannik Klaaßen
Selina Limbara
Marian Mörsdorf
Timo Schinköthe
Annette Schmidt
author_facet Tom Brandt
Elisabeth Heinz
Yannik Klaaßen
Selina Limbara
Marian Mörsdorf
Timo Schinköthe
Annette Schmidt
author_sort Tom Brandt
collection DOAJ
description IntroductionWorkplace health interventions aim to motivate employees toward healthy behaviors to improve fitness and health in the long-term. We investigated whether CrossFit® is an effective training concept to achieve these goals in inactive employees with sedentary occupations.MethodsThe study followed a prospective, controlled intervention design. Employees were invited to participate in intervention group (IG) or control group (CG) on their own preferences. Inclusion criteria were a predominantly sedentary occupation and execution of less than two muscle and/or mobility enhancing training sessions per week at the time of enrolling. The IG did at least two times a week a CrossFit training of 1 h. Mobility, strength, well-being, and back-issues were measured at the beginning, after 6, and 12 months. Participants in the CG were free to choose any other activities offered at the same time (e.g., circuit training, meditation, full body stability training). Adherence, respectively, behavioral change and maintenance qualities were evaluated based on the COM-B system and presence of behavior maintenance motives.Results89 employees were enrolled into the trial, from where 21 dropped out due to external factors (24%). From the remaining participants, 10 out of 39 (26%) in the IG and 1 out of 29 (4%) in the CG stopped for intrinsic reasons, leading to a non-adherence to the intervention of 22 percentage points. Motivation for behavioral change and maintenance in the IG was primarily driven by enhanced physical and psychological capability. Development of physical capability was evident by significant improvements (p < 0.001) in the IG compared to the CG for mobility (d = 3.3), maximal isometric strength (min. d = 1.7, max. d = 2.5), as well as reduction in pain intensity (p = 0.003, r = 0.4) and frequency (p = 0.009, r = 0.35) after 12 months. Significant improvements between the 6-month and the 12-month measurement in mobility and 6 out of 8 strength measures within the IG indicated the effectiveness of CrossFit beyond the beginner phase.ConclusionCrossFit is a motivating training concept that led to long-term health and fitness improvements in inactive employees doing sedentary work and should be given greater consideration in workplace health promotion.
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spelling doaj.art-d9cb19ff14a4459fb7dd4504408c6d752024-02-21T04:59:57ZengFrontiers Media S.A.Frontiers in Public Health2296-25652024-02-011210.3389/fpubh.2024.13047211304721The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention studyTom Brandt0Elisabeth Heinz1Yannik Klaaßen2Selina Limbara3Marian Mörsdorf4Timo Schinköthe5Annette Schmidt6Institute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyInstitute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyInstitute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyInstitute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyInstitute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyComprehensive Cancer Center Munich CCCLMU, Munich, GermanyInstitute of Sports Science, University of the Bundeswehr Munich, Neubiberg, GermanyIntroductionWorkplace health interventions aim to motivate employees toward healthy behaviors to improve fitness and health in the long-term. We investigated whether CrossFit® is an effective training concept to achieve these goals in inactive employees with sedentary occupations.MethodsThe study followed a prospective, controlled intervention design. Employees were invited to participate in intervention group (IG) or control group (CG) on their own preferences. Inclusion criteria were a predominantly sedentary occupation and execution of less than two muscle and/or mobility enhancing training sessions per week at the time of enrolling. The IG did at least two times a week a CrossFit training of 1 h. Mobility, strength, well-being, and back-issues were measured at the beginning, after 6, and 12 months. Participants in the CG were free to choose any other activities offered at the same time (e.g., circuit training, meditation, full body stability training). Adherence, respectively, behavioral change and maintenance qualities were evaluated based on the COM-B system and presence of behavior maintenance motives.Results89 employees were enrolled into the trial, from where 21 dropped out due to external factors (24%). From the remaining participants, 10 out of 39 (26%) in the IG and 1 out of 29 (4%) in the CG stopped for intrinsic reasons, leading to a non-adherence to the intervention of 22 percentage points. Motivation for behavioral change and maintenance in the IG was primarily driven by enhanced physical and psychological capability. Development of physical capability was evident by significant improvements (p < 0.001) in the IG compared to the CG for mobility (d = 3.3), maximal isometric strength (min. d = 1.7, max. d = 2.5), as well as reduction in pain intensity (p = 0.003, r = 0.4) and frequency (p = 0.009, r = 0.35) after 12 months. Significant improvements between the 6-month and the 12-month measurement in mobility and 6 out of 8 strength measures within the IG indicated the effectiveness of CrossFit beyond the beginner phase.ConclusionCrossFit is a motivating training concept that led to long-term health and fitness improvements in inactive employees doing sedentary work and should be given greater consideration in workplace health promotion.https://www.frontiersin.org/articles/10.3389/fpubh.2024.1304721/fullbehavioral change and maintenancefunctional fitnessmobilitystrengthwell-beingback pain
spellingShingle Tom Brandt
Elisabeth Heinz
Yannik Klaaßen
Selina Limbara
Marian Mörsdorf
Timo Schinköthe
Annette Schmidt
The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
Frontiers in Public Health
behavioral change and maintenance
functional fitness
mobility
strength
well-being
back pain
title The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
title_full The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
title_fullStr The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
title_full_unstemmed The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
title_short The MedXFit-study – CrossFit as a workplace health intervention: a one-year, prospective, controlled, longitudinal, intervention study
title_sort medxfit study crossfit as a workplace health intervention a one year prospective controlled longitudinal intervention study
topic behavioral change and maintenance
functional fitness
mobility
strength
well-being
back pain
url https://www.frontiersin.org/articles/10.3389/fpubh.2024.1304721/full
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