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.
Vital lung capacity is the total amount of air a person can exhale after inhalation. It depends on the age of the person, with young people having a greater lung capacity, as well as the amount of cardiovascular exercise they get, lung health and height.