I'm going to have to go with a because talking it out will prevent the situation from getting bigger
If you get a career in any medical field then it's important to know about the functions of the body systems. Knowing about how they work will prepare you for what you need to know when you get that job. Learning these things in school helps prevent you from struggling with your career.
Obesity may be on the rise in the United States because fast foods or food with high amounts of fat and calories tends to be cheaper then so called healthy foods such as salads and vegetables. As that’s the case people have the idea to chose the cheaper option. Another reason is because most people’s tastebuds have more of a liking to “fatty foods” then healthier options.