"The Intensity of 10-Minute Classroom Physical Activity Breaks in Elem" by Jeffery J. Honas, Amanda N. Szabo-Reed et al.
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Document Type

Article

Keywords

youth, physical activity, classroom, exercise intensity

Publication Date

3-31-2024

Abstract

This study examined the intensity of different physical activity (PA) breaks for elementary school children in a simulated classroom setting. Researchers compared the energy expenditure (Kcals/min, METs) of PA breaks developed for the Physical Activity Across the Curriculum (PAAC-3) program, delivered via video or in-person, to commercially available GoNoodle© videos. 71 children (age 9.0 ± 1.1 yrs., 47 males, 24 females, 18% minority) participated in 10-minute PA breaks. The intensity of activity breaks was assessed using a COSMED® K5 portable indirect calorimeter (weight ~ 1 kg) (COSMED®, Rome, Italy) and and portable accelerometer (ActiGraph GT3X+; ActiGraph LLC, Pensacola, FL) measuring at 30-second epochs. The PAAC-3 breaks, designed for confined spaces and emphasizing varied lower body movements, aimed for an intensity of ≥ 4 METs. Linear mixed-effects models assessed differences in intensity and ActiGraph (counts/min) between activity break types (Prerecorded video, In-person, and Go Noodle© videos). Models included random intercepts for each participant and fixed effects (covariates), including activity break type, study site, age, sex, height, and weight. Results showed that video and in-person PAAC-3 breaks achieved significantly higher intensity (Kcals/min, METs, and accelerometer counts) than GoNoodle (both, P < 0.001). Average METs were 5.7 and 5.8 for PAAC-3 (video and in-person, respectively) and 3.3 for GoNoodle. This study concludes that PAAC-3 and some GoNoodle videos can elicit moderate-to-vigorous PA in a classroom, contributing to the recommended 30 min/day of in-school PA. Further research is needed to optimize the implementation of these PA breaks in schools.

DOI

https://doi.org/10.18122/ijpah.4.1.4.boisestate

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