Cardiovascular fitness is the ability of the heart, lungs and circulatory system to supply oxygen and nutrients to working muscles efficiently, and allows activities that involve large muscle groups (walking, running, swimming, biking, etc.) to be performed over long periods of time.
I hope this helps
Umm... like.. all and every practice approved by human rights I guess, your question has zero context.
No yopu need fat to burn, and stay active it gives you energy also. Eliminatinjg fat would not be great
By the company he works for?