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  2. Substance dependence - Wikipedia

    en.wikipedia.org/wiki/Substance_dependence

    Substance dependence, also known as drug dependence, is a biopsychological situation whereby an individual's functionality is dependent on the necessitated re-consumption of a psychoactive substance because of an adaptive state that has developed within the individual from psychoactive substance consumption that results in the experience of withdrawal and that necessitates the re-consumption ...

  3. Addiction psychology - Wikipedia

    en.wikipedia.org/wiki/Addiction_psychology

    The latter reflects physical dependence in which the body adapts to the drug, requiring more of it to achieve a certain effect (tolerance) [25] and eliciting drug-specific physical or mental symptoms if drug use is abruptly ceased (withdrawal). Physical dependence can happen with the chronic use of many drugs—including even appropriate ...

  4. Substance-related disorder - Wikipedia

    en.wikipedia.org/wiki/Substance-related_disorder

    Substance use, also known as drug use, is a patterned use of a substance (drug) in which the user consumes the substance in amounts or with methods which are harmful to themselves or others. The drugs used are often associated with levels of substance intoxication that alter judgment, perception, attention and physical control, not related with ...

  5. Psychological dependence - Wikipedia

    en.wikipedia.org/wiki/Psychological_dependence

    Psychological dependence develops through consistent and frequent exposure to a stimulus. After sufficient exposure to a stimulus capable of inducing psychological dependence (e.g., drug use), an adaptive state develops that results in the onset of withdrawal symptoms that negatively affect psychological function upon cessation of exposure.

  6. Personality theories of addiction - Wikipedia

    en.wikipedia.org/wiki/Personality_theories_of...

    Personality theories of addiction are psychological models that associate personality traits or modes of thinking (i.e., affective states) with an individual's proclivity for developing an addiction. Models of addiction risk that have been proposed in psychology literature include an affect dysregulation model of positive and negative ...

  7. Substance use disorder - Wikipedia

    en.wikipedia.org/wiki/Substance_use_disorder

    "Substance use pertains to using select substances such as alcohol, tobacco, illicit drugs, etc. that can cause dependence or harmful side effects."On the other hand, substance abuse is the use of drugs such as prescriptions, over-the-counter medications, or alcohol for purposes other than what they are intended for or using them in excessive ...

  8. US Park Police officer won't be charged in shooting death of ...

    www.aol.com/news/us-park-police-officer-wont...

    A U.S. Park Police officer who fatally shot a 17-year-old boy after getting into a car being driven by the young man will not face charges, according to the U.S. Attorney’s Office for the ...

  9. Addictive behavior - Wikipedia

    en.wikipedia.org/wiki/Addictive_behavior

    psychological dependencedependence socially seen as being extremely mild compared to physical dependence (e.g., with enough willpower it could be overcome) reinforcing stimuli – stimuli that increase the probability of repeating behaviors paired with them