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Addiction is a progressive psychiatric disorder that is defined by the American Society of Addiction Medicine as "a primary, chronic disease of brain reward, motivation, memory and related circuitry." It is characterized by the inability to control behavior, it creates a dysfunctional emotional response, and it affects the users ability to ...
The transtheoretical model of change suggests that overcoming an addiction is a stepwise process that occurs through several stages. [253] Precontemplation: This initial stage precedes individuals considering a change in their behavior. They might be oblivious to or in denial of their addiction, failing to recognize the need for change.
An addictive behavior is a behavior, or a stimulus related to a behavior (e.g., sex or food), that is both rewarding and reinforcing, and is associated with the development of an addiction. There are two main forms of addiction: substance use disorders (including alcohol, tobacco, drugs and cannabis) and behavioral addiction (including sex ...
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.
Addiction is characterized by behavior that is originally voluntary and reward-seeking that over time, becomes compulsive, with a desire to avoid dysphoria or withdrawal rather than to experience the original positive effects associated. A person may become physiologically dependent, experience withdrawal, and experience significant cravings.
Throughout history, addiction has largely been seen as a moral failing or character flaw, as opposed to an issue of public health. [ 54 ] [ 55 ] [ 56 ] Substance use has been found to be more stigmatized than smoking, obesity, and mental illness.
It was the first definition to give equal weight to behavioural and physiological factors in diagnosis. By 1988, the DSM-IV defined substance dependence as "a syndrome involving compulsive use, with or without tolerance and withdrawal"; whereas substance abuse is "problematic use without compulsive use, significant tolerance, or withdrawal".
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 ...