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How Do Drugs Affect The Brain

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Drugs, one of the leading killing drugs in the world, the one one responsible for millions of deaths. Drugs like Heroin and Marijuana have chemical structures that copy that of a neurotransmitter that naturally occurs in our bodies. These drugs are all chemicals that we keep putting into our bodies either by smoking, injecting, eating, or inhaling all these drugs temper with the nervous system in the brain that usually send, receive, and process information. Drugs can imitate the brains natural chemical messages, or either overstimulate the “reward circuit” of the brain. Other drugs like Cocaine and Methamphetamine can cause problems with the communication channel. Firstly, one of the affects the drugs have on the brain is the “high”
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