Describes how nicotine acts on the heart to change heart rate and blood pressure, and discusses dependency, treatment, and effects of long-term nicotine use.
Describes how opiates, such as Vicodin, morphine, heroin, and codeine, affect the brain, the nervous system, and the limbic system, which controls emotions.
Impresa en: enero del 1997 Actualizada en: enero del 2009 Autor: Array
Describes how inhalants, such as hair spray, gasoline, and spray paint, can cause nerve cell damage in the brain that can affect the body in a lot of ways.
