The Eds are trying to sell ice cream to the other kids in the cul-de-sac, but no one appears to be around. They ring Jimmy's doorbell to see if he is home, and they are surprised to see that he has chicken pox. The Eds notice quarantine signs in front of everyone's house, meaning that they are the only ones who did not fall victim to the disease.
A parent grapples with her son's unrelenting fever and talks to the doctors about the possible diagnosis. After finding out that the Strep result was inaccurate, the doctors determine that the patient has Kawasaki disease and put him on the treatment.
This clip shows the different biosafety levels of a research facility. For each level, it lists the types of microorganisms that exist along with some of the viruses they could cause. It also shows the equipment and safety precautions used by the researchers at each level.
Ms. Hoover announces to her class that she will be out sick for a while because she has Lyme Disease. When Ralph asks about Lyme Disease, Principal Skinner explains how the disease is contracted and spreads throughout the body.
The doctor explains to Stephen Hawking that Motor Neuron Disease is affecting his ability to use any muscle activity, such as speaking, walking, breathing, and swallowing. The signals that tell the muscles to move are disrupted, and the result is gradual muscle decay.