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4 votes
What is resting heart rate?

A. When your HR is the lowest
B. 220 Minus your age
C. When your heart takes a break from working
D. Your HR right after you stop running to take a rest

2 Answers

1 vote
heart rate at its lowest
User Justin Stayton
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3 votes
The answer is either A or D
User The Marlboro Man
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