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  2. Substance abuse - Wikipedia

    en.wikipedia.org/wiki/Substance_abuse

    Substance abuse, also known as drug abuse, is the use of a drug in amounts or by methods that are harmful to the individual or others. It is a form of substance-related disorder . Differing definitions of drug abuse are used in public health, medical, and criminal justice contexts.

  3. Substance use disorder - Wikipedia

    en.wikipedia.org/wiki/Substance_use_disorder

    Substance use disorder (SUD) is the persistent use of drugs despite the substantial harm and adverse consequences to one's own self and others, as a result of their use. [7] [8] In perspective, the effects of the wrong use of substances that are capable of causing harm to the user or others, have been extensively described in different studies using a variety of terms such as substance use ...

  4. Substance abuse prevention - Wikipedia

    en.wikipedia.org/wiki/Substance_abuse_prevention

    Rational scale to assess the harm of drugs. Substance abuse prevention, also known as drug abuse prevention, is a process that attempts to prevent the onset of substance use or limit the development of problems associated with using psychoactive substances. Prevention efforts may focus on the individual or their surroundings.

  5. Addiction - Wikipedia

    en.wikipedia.org/wiki/Addiction

    Drug addiction, which belongs to the class of substance-related disorders, is a chronic and relapsing brain disorder that features drug seeking and drug abuse, despite their harmful effects. [25] This form of addiction changes brain circuitry such that the brain's reward system is compromised, [ 26 ] causing functional consequences for stress ...

  6. Alcohol abuse - Wikipedia

    en.wikipedia.org/wiki/Alcohol_abuse

    Alcohol abuse encompasses a spectrum of alcohol -related substance abuse, ranging from the consumption of more than 2 drinks per day on average for men, or more than 1 drink per day on average for women, to binge drinking or alcohol use disorder. [ 1]

  7. 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 ...

  8. Drug rehabilitation - Wikipedia

    en.wikipedia.org/wiki/Drug_rehabilitation

    94.64. [ edit on Wikidata] The 2010 ISCD study "Drug Harms in the UK: a multi-criteria decision analysis " found that alcohol scored highest overall and in Economic cost, Injury, Family adversities, Environmental damage, and Community harm. Drug rehabilitation is the process of medical or psychotherapeutic treatment for dependency on ...

  9. Addiction psychology - Wikipedia

    en.wikipedia.org/wiki/Addiction_psychology

    Addiction affects the brain circuits of reward and motivation, learning and memory, and the inhibitory control over behavior. [24] There are different schools of thought regarding the terms dependence and addiction when referring to drugs and behaviors. One adopted belief is that "drug dependence" equals "addiction."

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