Stimulants

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…sked that are not pleasant. These are just the major types of stimulants. They speed up certain part of the human body that can be harmful or used for good purpose. Cocaine and methamphetamines are addictive and harmful to the human body but amphetamines can be used for good like to treat hyperactive disorders. But whatever the reason we use stimulants for, people can not take too much of it or it can become lethal.