Sophie discusses the types of nutrients found in junk food then lists out the different types of fat that exist in food: unsaturated, saturated, and trans.

This clip explains the purpose of food: fuel for the body. It illustrates the digestive system and explains the importance of nutrition in a diet.

Morgan talks to some health experts about the obesity epidemic in America and how fast food restaurants are a contributor to it. Lisa Young, a professor at New York University, illustrates how fast food companies have changed their portion sizes over time to make excessive amounts of food the norm.

A prepackaged school lunch system is prevelant in schools but is contributing to the obesity epedemic.

Bill explains how to read the nutrition facts and interpret the list of ingredients on packaged foods. He explains the meaning of some of the numbers, such as the percent daily value.