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Features of Drug Addiction

Drug abuse is characterized by loss of control over how much a substance is used once begun, and manifested by seven symptoms.

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Drug abuse is characterized by loss of control over how much a substance is used once begun, and manifested by seven symptoms: tolerance, withdrawal, using more than was intended, unsuccessful efforts to control use, a great deal of time spent obtaining and using the substance, important life activities given up or reduced in order to use the substance, and continued use despite knowing that it causes problems.Drug addicts who manifest physical and/or psychological ...

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Drug addiction affects the cerebral cortex, midbrain, and old brain.

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