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| == Acne: Words to Know == | | == Acne: Words to Know == |
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| ; '''Androgen:''' | | ; '''Androgen:''' |
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| : An oily material produced by sebaceous glands that keeps the skin moist. | | : An oily material produced by sebaceous glands that keeps the skin moist. |
| ; '''Tretinoin:''' | | ; '''Tretinoin:''' |
− | : A drug that increases the rate at which skin cells are formed and die.</div> | + | : A drug that increases the rate at which skin cells are formed and die. |
| + | |
| + | == Addiction: Words to Know == |
| + | |
| + | ; '''Detoxification:''' |
| + | : Withdrawal; the process by which a person gives up a substance or activity to which he or she has become addicted. |
| + | ; '''Impairment:''' |
| + | : An inability to carry on normal everyday functions because of an addiction. |
| + | ; '''Methadone:''' |
| + | : A chemical given to addicts to help them overcome their addiction to heroin. |
| + | ; '''Physiological dependence:''' |
| + | : A condition in which a person's body requires certain behaviors or the intake of some substance, without which it will become ill. |
| + | ; '''Process addiction:''' |
| + | : A condition in which a person is dependent on some type of behavior, such as gambling, shopping, or sexual activity. |
| + | ; '''Psychological dependence:''' |
| + | : A condition in which a person requires certain activities or the intake of some substance in order to maintain mental stability. |
| + | ; '''Substance addiction:''' |
| + | : A condition in which a person is dependent on some chemical substance, such as cocaine or heroin. |
| + | ; '''Tolerance:''' |
| + | : The ability of a body to endure a certain amount of a substance that had previously been too much for it to tolerate. |
| + | ; '''Twelve-step program:''' |
| + | : A plan for overcoming an addiction by going through twelve stages of personal development. |
| + | ; '''Withdrawal:''' |
| + | : The process by which a person adjusts to the absence of some substance or activity to which he or she has become addicted. |