Effects of Wearing a Face Mask During CrossFit Exercise

NCT ID: NCT04688502

Last Updated: 2025-04-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Clinical Phase

NA

Study Classification

INTERVENTIONAL

Study Start Date

2022-06-11

Study Completion Date

2023-02-15

Brief Summary

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Face masks are important for prevention of transmission and contracting viruses such as COVID-19. Gymnasiums have been identified as being susceptible to virus transmission; therefore, wearing face masks during exercise is important during pandemics. This study will evaluate performance and physiological stress during high-intensity exercise while wearing a face mask during Crossfit exercise training.

Detailed Description

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Face masks are important for prevention of transmission and contracting viruses such as COVID-19. Gymnasiums have been identified as being susceptible to virus transmission; therefore, wearing face masks during exercise is important during pandemics. This study will evaluate performance and physiological stress during high-intensity exercise while wearing a face mask during Crossfit exercise training. Twenty-four men and women will be randomly assigned to perform exercise during Crossfit exercise while wearing or not wearing a surgical face mask in a cross-over study. Two types of exercise sessions will be assessed: A high intensity interval session and a continuous exercise session. There will therefore be four exercise sessions evaluated in our randomized cross-over design: 1) high intensity exercise while wearing a face mask; 2) high intensity exercise with no face mask; 3) continuous exercise while wearing a face mask; 4) continuous exercise with no face mask. Outcome variables to be assessed include exercise performance during the sessions (total repetitions for pull-ups, push-ups, and squats during continuous exercise and total repetitions for box jumps during high-intensity exercise). Heart rate, rating of perceived exertion, and dyspnea will also be assessed throughout the exercise sessions.

Conditions

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Dyspnea

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

PREVENTION

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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high intensity interval training wearing a face mask

high intensity interval training wearing a face mask

Group Type EXPERIMENTAL

High intensity interval training

Intervention Type OTHER

High intensity interval training: 6 sets x 8 bench press, 10 pull-ups, and maximal number of box jumps (each set lasting 60 sec, with 4 minutes rest between sets)

high intensity interval training wearing no face mask

high intensity interval training wearing no face mask

Group Type ACTIVE_COMPARATOR

High intensity interval training

Intervention Type OTHER

High intensity interval training: 6 sets x 8 bench press, 10 pull-ups, and maximal number of box jumps (each set lasting 60 sec, with 4 minutes rest between sets)

continuous exercise training wearing a face mask

continuous exercise training wearing a face mask

Group Type EXPERIMENTAL

Continuous exercise training

Intervention Type OTHER

5 pull-ups, 10 push-ups, and 15 body-weight squats, repeated for 30 minutes

continuous exercise training wearing no face mask

continuous exercise training wearing no face mask

Group Type ACTIVE_COMPARATOR

Continuous exercise training

Intervention Type OTHER

5 pull-ups, 10 push-ups, and 15 body-weight squats, repeated for 30 minutes

Interventions

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High intensity interval training

High intensity interval training: 6 sets x 8 bench press, 10 pull-ups, and maximal number of box jumps (each set lasting 60 sec, with 4 minutes rest between sets)

Intervention Type OTHER

Continuous exercise training

5 pull-ups, 10 push-ups, and 15 body-weight squats, repeated for 30 minutes

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Experienced with CrossFit exercise training

Exclusion Criteria

* Contra-indications to exercise as identified by a screening questionnaire (the "Get Active Questionnaire")
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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University of Saskatchewan

OTHER

Sponsor Role lead

Responsible Party

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Phil Chilibeck

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Philip Chilibeck, Ph.D.

Role: PRINCIPAL_INVESTIGATOR

University of Saskatchewan

Scotty Butcher, Ph.D.

Role: PRINCIPAL_INVESTIGATOR

University of Saskatchewan

Locations

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University of Saskatchewan

Saskatoon, Saskatchewan, Canada

Site Status

Countries

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Canada

Other Identifiers

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2431

Identifier Type: -

Identifier Source: org_study_id

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