Name____________ Date__________ Period_______ Age_________. Karvonen Theory: Target heart rate for exercise.
Before you stand up in the morning take your pulse for one minute and count the number of breaths you take for another minute. Record the numbers below. Do this for a total of three separate mornings.
Morning 1_____ Breaths_____
Morning 2_____ Median______ Breaths_____
Morning 3_____ Breaths_____
Now it is time to calculate your Target Zone, which is your exercise safety zone:
When you exercise, you should maintain your Exercise Heart Rate or EHR between your
lower and upper limit for 20-45 minutes, 3-5 times per week, in order to maintain or
improve your cardiorespiratory endurance.
From your recorded data set, which number is the median number. Write it on the line.
That number is your Resting Heart Rate or RHR. Median Number =______RHR