Maximal heart rate can be estimated by
A. 200 - age
B. 200 + age
C. 220 + age
D. 220 - age
E. the size of the individual
Question 2
Loss of aerobic power in a 70-year-old is caused by
A. decrease in fat tissue
B. increase in fat tissue
C. decrease in bone density
D. increase in bone density
E. increase in hemoglobin concentration