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Apr 24, 2018 · Long-term outlook for people with drug dependence. If left untreated, dependence on illicit drugs can be dangerous. You may increase your drug use as your body adapts to the drugs. This can result ...
- Marissa Selner
Oct 10, 2024 · Substance dependence occurs when a person is physically dependent on a substance such as alcohol, nicotine, drugs, or medication to the extent that their body adapts to it and develops a tolerance to it, resulting in withdrawal symptoms when they stop using it. It is a complex condition that affects the person’s brain, body, and behavior.
Jun 6, 2018 · Drug addiction is a chronic disease characterized by drug seeking and use that is compulsive, or difficult to control, despite harmful consequences. Brain changes that occur over time with drug use challenge an addicted person’s self-control and interfere with their ability to resist intense urges to take drugs.
Oct 4, 2022 · Cannabis often precedes or is used along with other substances, such as alcohol or illegal drugs, and is often the first drug tried. Signs and symptoms of recent use can include: A sense of euphoria or feeling "high". A heightened sense of visual, auditory and taste perception. Increased blood pressure and heart rate.
So you’re motivated to do them again and again. The drugs that may be addictive target your brain’s reward system. They flood your brain with a chemical called dopamine. This triggers a ...
Mar 30, 2021 · Summary. Drug dependence, or physical dependence, refers to when a person requires one or more drugs in order to function. Abruptly stopping the substance may cause physical symptoms of withdrawal ...
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Addiction is defined as a chronic, relapsing disorder characterized by compulsive drug seeking and use despite adverse consequences. † It is considered a brain disorder, because it involves functional changes to brain circuits involved in reward, stress, and self-control. Those changes may last a long time after a person has stopped taking ...
