Psychological disorders which may be confused with an eating disorder, or be co-morbid with one: 1  Emetophobia is an anxiety disorder characterized by an intense fear of vomiting. A person so afflicted may develop rigorous standards of food hygiene, such as not touching food with their hands.
Having a good lung capacity is important because you'll need it when it comes to sports and running.
Lung capacity tests determine the total volume of air in the lung. No matter how hard you blow out, a small volume of air still remains in the lung. This amount of air left in your lungs is what allows you to take in your next breath with ease.