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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. Recovery model - Wikipedia

    en.wikipedia.org/wiki/Recovery_model

    In general medicine and psychiatry, recovery has long been used to refer to the end of a particular experience or episode of illness.The broader concept of "recovery" as a general philosophy and model was first popularized in regard to recovery from substance abuse/drug addiction, for example within twelve-step programs or the California Sober method.

  5. 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 ...

  6. Addiction - Wikipedia

    en.wikipedia.org/wiki/Addiction

    These specifiers are determined by the number of diagnostic criteria present in a given case. In the DSM-5, the term drug addiction is synonymous with severe substance use disorder. [24] [30] The DSM-5 introduced a new diagnostic category for behavioral addictions. Problem gambling is the only condition included in this category in the fifth ...

  7. Life-process model of addiction - Wikipedia

    en.wikipedia.org/.../Life-process_model_of_addiction

    The life-process model of addiction is the view that addiction is not a disease but rather a habitual response and a source of gratification and security that can be understood only in the context of social relationships and experiences. This model of addiction is in opposition to the disease model of addiction.

  8. Dying To Be Free - The Huffington Post

    projects.huffingtonpost.com/dying-to-be-free...

    Chemistry, not moral failing, accounts for the brain’s unwinding. In the laboratories that study drug addiction, researchers have found that the brain becomes conditioned by the repeated dopamine rush caused by heroin. “The brain is not designed to handle it,” said Dr. Ruben Baler, a scientist with the National Institute on Drug Abuse.

  9. Drug withdrawal - Wikipedia

    en.wikipedia.org/wiki/Drug_withdrawal

    Drug withdrawal, drug withdrawal syndrome, or substance withdrawal syndrome [1] is the group of symptoms that occur upon the abrupt discontinuation or decrease in the intake of pharmaceutical or recreational drugs. In order for the symptoms of withdrawal to occur, one must have first developed a form of drug dependence.