Tj has a fitness goal to increase his cardiovascular fitness level. based on training principles, what should tj do to work toward that goal?

Answer : Option D) He should start walking two miles a day, three days a week. After two weeks, he will jog one mile and walk one mile three days a week.

Explanation : As TJ wants to increase his cardiovascular fitness level then he needs to start off with walking for at least two miles per day for 3 days in a week.

Once he is regular with this regime, he can push little harder and raise his activity level a bit by starting to jog for a mile and walking another mile for three days in a week.

This will increase the activity of heart and fresh oxygen will be breathed in by lungs. More energy will be produced and heart will be more active.

chris is feeling fitt not fat