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Smoking | Symptoms & Signs | Diagnosis & Tests | Prevention & Expectations | Treatment & Monitoring
Nicotine has both stimulant and depressant effects on the central nervous system. It can cause a wide variety of symptoms, including the following:
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Smoking: Overview, Causes, & Risk Factors
Smoking: Diagnosis & Tests
Author: James Broomfield, MD Reviewer: Eric Berlin, MD Date Reviewed: 05/29/01