<span>health related fitness: at least 30 minutes to an hour of cardio (walking, running, gardening, ect.) daily to maintain your weight and stay healthy.
skill related fitness: weight training. (lifting weights, ect) to tone your muscles. Benefits are that you most likely will look better, but it's not neccessary</span>
Your brain has nerves and those nerves run throughout your system so in that case your central nervous system control everything. It is like a director it tells your heart to pump blood it signals everything it even control your homeostasis and reflex.
Coronary heart disease, Peripheral disease & Aortic disease. Hope this helps! :)