DrugandAlcoholUse

DrugandAlcoholUse - Social Problems: Drug and Alcohol Use...

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Social Problems: Drug and Alcohol Use and Abuse
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Introduction Wide variations in the use of illicit drugs and excessive drinking practices are found around the world. Substance abuse is particularly prevalent among the young worldwide. The processes of globalization tend to increase the availability of mind-altering substances.
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LEGAL AND ILLEGAL DRUG USE Subject of drugs is clouded with myths: many people assume drugs dangerous when illegal Use of legal drugs such as alcoholic beverages and tobacco is more prevalent than the use of illegal drugs such as marijuana and heroin Reality is alcohol and tobacco kill far more people (i.e. cause 60X more deaths in U.S.) Other “legal” drugs also often misused or abused (i.e. prescription medication)
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Definitional issues Drug = a physical substance that causes recognizable physical or psychological effects. Addiction = a physiological dependence on a substance, that, in its absence, involves pronounced distress, known as a withdrawal or abstinence syndrome. Addiction may also involve psychological dependence, or a strong emotional need for the substance in the absence of a physical dependence on it. Tolerance = the need for increased amounts of the substance in order to achieve intoxication (or the desired effect) or a marked diminished effect with continued use of the same amount
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Illegal Drugs: Their Effects Three main categories: stimulants stimulate the central nervous system depressants reduce the activity of the nervous system hallucinogens (or psychoactives) disturb the nervous system and distort the user's perception of reality Marijuana fits into all three categories
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Effects (cont.) Effects of drugs influenced by: level of dosage purity of drug drug mixing the method of administration the degree of habituation
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Marijuana Most widely used illegal drug From Indian hemp plant studies suggest it makes people less aggressive many argue that there are serious health hazards short term effects: memory loss and anxiety long term effects: cancer, respiratory diseases and heart problems However, research indicates moderate use is not worse than alcohol or smoking can also be used medically does not directly cause its users to move to “hard” drugs like heroin, but can occur if marijuana users have friends who use hard drugs.
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Heroin First produced 1898 from morphine Use can lead to physical and psychological dependence and addiction
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from coca plants that are mostly grown in Columbia used in the past as a local anesthetic and a drug for offsetting fatigue and depression. Before being made illegal, it was used as a
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DrugandAlcoholUse - Social Problems: Drug and Alcohol Use...

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