Roach, B. P., Croisant, P. T., & Emmett, J. D. (1993). The appropriateness of heart rate and RPE as measures of intensity during three variations of aerobic dance. Medicine and Science in Sports and Exercise, 25(5), Supplement abstract 113.

Results indicate that HR in aerobic dance under predicts VO2max by as much as 10%. Therefore, HR may not be as accurate for estimating VO2max as RPE.

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