To achieve moderate-intensity physical activity, your target heart rate should be a. 30% to 60% of your estimated maximal heart rate. b. 50% to 70% of your estimated maximal heart rate. c. 70% to 85%...

To achieve moderate-intensity physical activity, your target heart rate should be

a. 30% to 60% of your estimated maximal heart rate.

b. 50% to 70% of your estimated maximal heart rate.

c. 70% to 85% of your estimated maximal heart rate.

d. 80% to 95% of your estimated maximal heart rate.