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Drug addiction, also called substance use disorder, is a disease that affects a person's brain and behavior and leads to an inability to control the use of a legal or illegal drug or medicine. Substances such as alcohol, marijuana and nicotine also are considered drugs.
Drug addiction affects your brain and behavior to the point where you can't control your use of legal or illegal drugs, even when you know they cause harm.
Drug addiction, also known as substance use disorder, is a disease that affects a person's brain and behavior and leads to an inability to control the use of a legal or illegal drug or medication. When you're addicted, you may continue using the drug despite the harm it causes.
Make a plan to help a loved one break free from an addiction to alcohol, drugs, food or gambling before it destroys them.
Prescription drug abuse, also called prescription drug misuse, includes everything from taking a friend's prescription painkiller for your backache to snorting or injecting ground-up pills to get high. Prescription drug abuse may become ongoing and compulsive, despite the negative consequences.
Want to prevent teen drug abuse? Understand how to talk to your teen about the consequences of using drugs.
Drug addiction is defined as an out-of-control feeling that you must use a medicine or drug and continue to use it even though it causes harm over and over again. Opioids are highly addictive, largely because they trigger powerful reward centers in your brain.
Drugs, brains, and behavior: The science of addiction. National Institute on Drug Abuse. https://www.drugabuse.gov/publications/drugs-brains-behavior-science-addiction/drug-misuse-addiction. Accessed Aug. 16, 2022. Drugs of abuse: A DEA resource guide/2020 edition.
The U.S. Food and Drug Administration (FDA) has warned people not to use kratom because of possible harm it can cause. The U.S. Drug Enforcement Administration calls kratom a drug of concern. Poison control centers in the United States received more than 3,400 reports about use of kratom from 2014 through 2019.
A Mayo Clinic neurosurgeon and his colleagues believe one form of that treatment, called deep brain stimulation (DBS), is poised to solve one of the greatest public health challenges: drug addiction.