1) respiratory system is made of the windpipe lungs diaphragm alveoli takes in oxygen and waste
2) breathing allows you to take in the oxygen your cells need and expel carbon but when you breathe you loose water.
3) the lungs are the only organs that can float on water bc it is holding 300 million ballon like structure called the alveoli
<span>A nutritionist or dietitian can provide an athlete with a customized menu or diet plan while they are training. Nutritionists and dietitians specialize in understanding food groups and their effects on the body. By knowing the goal of the athlete (i.e. slim down for running, bulk up for weight lifting), the nutritionist or dietitian can offer suggestions on foods to maintain a healthy lifestyle while building muscles.</span>
Fitness walking. n. The aerobic sport of brisk, rhythmic, vigorous walking, intended to improve cardiovascular efficiency, strengthen the heart, control weight gain, and reduce stress.
