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Drugs are substances that have an effect on the body—either positive or negative.

Drugs that people use and abuse for recreational purposes also impact the entire body. Doctors group drugs into categories that are based on the way those particular drugs affect us. This chapter will introduce you to the most important categories. For more details on specific drugs, consult chapter 2. Stimulants Examples: ADHD medication, caffeine, cocaine/crack, diet pills, nicotine, MDMA/Ecstasy/Molly, methamphetamine As their name suggests, stimulant drugs are used to speed up (or stimulate) the functions of the brain and central nervous system. The heart beats faster, blood pressure

Teen Guides to Health & Wellness: Drugs and Alcohol

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