You didn't really provide us with a list or a set of possible answers, however, generally it's very importnat that we have a good and advanced respiratory fitness as this will allow us to go up a flight of stairs faster and without getting out of breath, we are able to run for longer or just do different physical exercises for longer. When our respiratory fitness is weak, this isn't possible.
Naturopathy is a holistic system, meaning that naturopathic doctors strive to find the cause of disease by understanding the body, mind and spirit of a person.