Case Study: Your new client is a 38-year old female that wants to be able to participate in a 3-day charity walk. Her ultimate goal is to gradually improve her cardiovascular fitness. Which of the following exercise programs should you initially prescribe to best meet your client's needs?
A. 3-5 days a week, 20-60 minutes in duration, 40-85% HRR
B. 3-5 days a week, progressing from 1-3 hours in duration, 60-85% HRR
C. 5-7 days a week, 20-60 minutes in duration, 35-50% HRR
D. 5-7 days a week, progressing from 1-3 hours in duration, 35-50%
Answer: A