Sontag reads from "Illness as Metaphor" and discusses differences between diseases, particularly tuberculosis and cancer, regarding historic understanding and cultural representation.

Interviewing Dr. Bertram Carnow about environmental health, air pollution, and occupational diseases.

Both Bob and Joan Ericksen ask why is a school being built not only by two highways but right next door to a paint factory. They contend that the paint fumes can't be good for anyone to breath. Instead of asking their patients where they work, Dr. Carnow believes more doctors need to ask, "What do you do?", to determine if they're working with any hazardous materials that may harm their health.