The video answers questions about what would happen to bodily functions and systems if the body was in space. Sahana discusses the differences in air pressure in space versus on earth. She uses a vacuum to show what would happen to our organs without the necessary gas, temperature, and molecules. 

Bananas makes a trip to the doctor when he has a stomachache. She tells him that he needs to eat a variety of foods, instead of just bananas. You need to eat from all of the food groups, so you can get all the necessary nutrients.

Sebastian volunteers to be the test subject for their experiment in human invisibility and injects himself with an invisibilitiy serum. The layers of his body disappear one-by-one, revealing the inner workings of the human body.

In a school play, they sing about the main food groups and its health benefits.

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.