Faculty Mentor(s)

Dr. Maureen Dunn, Kinesiology; Gabbi Wehrmeyer, Kinesiology

Document Type

Poster

Event Date

4-12-2024

Abstract

A physically active lifestyle is associated with improved quality of life. Consequently, technologies have advanced to create active walking or cycling workstations where individuals may increase their physical activity in an otherwise sedentary work-related setting. The effectiveness of these active workstations on the brain’s working memory; its ability to process linguistic and conscious perceptual stimuli, is not well understood. This study evaluated changes in working memory by comparing N back-2 scores while completing a heart rate monitored, low-intensity, cycle ergometer exercise protocol. Three conditions were tested during three visits, one week apart from each other. For each trial, the participants sat on a cycle ergometer and completed an N Back-2 Test on a computer placed in front of them. The trials included the N Back-2 Test completed while at rest sitting on the cycle ergometer, while at rest with music playing, or while completing the low-intensity protocol on the cycle ergometer. It was hypothesized that simultaneous exercise would affect working memory, which aids in cognition, and that music would have no effect. No significant impacts of testing conditions were found on working memory accuracy (Sig. = 0.900), percent misses (Sig. = 0.796), or reaction time (Sig. = 0.583). There were no significant results to support the exercise hypothesis. However, the music hypothesis was confirmed. Results show no positive or negative effect of exercise on working memory. In closing, integrating physical activity in the form of active workstations may not improve cognitive performance, yet has the potential to increase overall physical activity without diminishing work efficiency.

Comments

This research was funded by the Hope College Kinesiology Department.

Title on poster differs from abstract booklet. Poster title: Changes in Working Memory Performance with Various External Simultaneous

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Kinesiology Commons

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