James is a 32-year-old healthy male with a resting heart rate of 65 beats per minute who wants to train at 75% to 85% of his heart rate reserve. Show your calculations.
a. What is his age-related maximal heart rate?
b. What is his heart rate reserve?
c. What is the lower target heart rate limit?
d. What is the upper target heart rate limit?
A. Age related maximal heart rate = subtract age from 220
= 220 - 32
= 188
B. Heart rate reserve (HRR )= Heart rate (max) - heart rate (rest)
HR ( max ) = 220 - 32 = 188
Subtracting age from classic karvonen formula ( 220)
Heart rate reserve (HRR ) = 188 - 65 = 123
C. Lower target heart rate limit = Multiplying the maximum heart rate by 75 percent
Ie , 188 × 0.75 = 141
D. Upper target heart rate limit = Multiplying the maximum heart rate by 85 percent
Ie , 188 × 0.85 = 159.8
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