a compulsive need for more and more of a habit-forming substance despite negative health effects or social consequences.
taking a large enough dose of a drug that it causes a person to become seriously ill or die
a neurotransmitter that influences pleasure, mood and movement
a system that links together a number of brain structures that control and regulate our ability to feel pleasure
requiring more and more of a drug to experience a pleasurable effect
what does experimental drug use lead to?
experimental drug use leads to recreational drug use which leads to misuse which leads to abuse which leads to dependence
experimental drug use
use of drug is out of curiosity and often unplanned, user learns how the drugs make them feel
recreational drug use
conscious decision, still infrequent, plans when uses will occur, intoxication occurs by accident
uses drug with greater frequency, experiences negative consequences from the use of the drug, the drug is now apart of the users life
user is preoccupied with the drug and insists upon being in situations where use can occur. intoxication happens more frequently. not viewed as a problem. loss of control over drug use. more and more of the drug is needed to feel pleasure. more negative affects happen.
total dependence on the drug. user is unable to quit. some symptoms are memory lapses. now psychological dependences increase.
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