Discusses addiction to cigarettes, how it is encouraged by advertising, the physiological damage it can cause, reasons to avoid starting, and ways to quit.
Explains the parts and functions of the nose, how the body breathes and smells, the effects of the drug cocaine, and how to get treatment for addiction.
Discusses marijuana, the most widely used illigal drug in the United States, emphasizing its damaging physiological effects on the mind and body, most especially the lungs.