A narrow definition of the term addiction refers to habitual psychological and physiological dependence on a substance beyond one's voluntary control. Terms such as "workaholic," "sex addict," and "computer junkie" arose to describe behaviors that have features in common with alcoholism and other substance addictions. Substance addiction is a multi-pronged system in which lifestyle has a role but the biology of a person's body is a major factor. These substances, which are called psychoactive drugs, are what people become addicted to and are described as chemicals that affect mental processes and behavior by temporarily changing perception and awareness. There are many different theories about what addiction is and why it happens but none have been proven.
When a person uses psychoactive drugs they are releasing chemicals into their brain which causes a disturbance in the way the brain communicates. This usually causes powerful sensations such as hallucinations, euphoric highs,......

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Title: Psychoactive Drug Addiction
Approximate Word Count: 2230
Approximate Pages: 9 (250 words per double-spaced page)

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