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Provides an overview of drug use and addiction, including what happens in the brain during drug use, why some people become addicted while others don't, and the importance of prevention.
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.
In 2022, 70.3 million people aged 12 or older (or 24.9%) used illicit drugs in the past year. Marijuana was the most used illicit drug, with 22.0% of people aged 12 or older (or 61.9 million people) using it in the past year.
The National Center for Drug Abuse Statistics has the latest facts & statistics on substance abuse, including alcoholism & opioid addiction.
Quick Facts on Drug Addiction. According to the 2023 United States National Survey on Drug Use and Health (NSDUH): 48.5 million (16.7%) Americans (aged 12 and older) battled a substance use disorder in the past year. 1; 10.2% of Americans 12 and older had an alcohol use disorder in the past year. 1
January 2020 | A plain-language research summary that describes how e-cigarettes work, how safe they are compared to traditional cigarettes, and if they can help with smoking cessation. Get plain and simple facts about drugs and addiction.
American Indian or Alaska Native and Multiracial people were more likely than most other racial or ethnic groups to have used substances or to have had an SUD in the past year. In 2023, 9.4% of people aged 12 or older vaped nicotine in the past month, up from 8.3% in 2022.