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"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 ...
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. [31] This form of addiction changes brain circuitry such that the brain's reward system is compromised, [ 32 ] causing functional consequences for stress ...
Vaccinations against addiction specifically overlaps with the belief that memory plays a large role in the damaging effects of addiction and relapses. [medical citation needed] Hapten conjugate vaccines are designed to block opioid receptors in one area, while allowing other receptors to behave normally. Essentially, once a high can no longer ...
Research has shown, when drug use begins at an early age, there is a greater possibility for addiction to occur. [14] Three exacerbating factors that can influence substance use to become substance use are social approval, lack of perceived risks, and availability of drugs in the community. Youths from certain demographics are also at higher ...
Addiction treatment must also help the individual maintain a drug-free lifestyle, and achieve productive functioning in the family, at work, and in society. Addiction is a disease which alters the structure and function of the brain.
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 ...
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.
In drug addiction, the drug-seeking behaviors become reinforced by the rush of dopamine that follows the administration of a drug of abuse. The effects of drugs of abuse on the ventral tegmental area (VTA) and the nucleus accumbens (NAc) have been studied extensively. [16] Drugs of abuse change the complexity of dendritic branching as well as ...