Drug addiction (substance use disorder) - Symptoms and causes
网页2022年10月4日 · 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.
Understanding Drug Use and Addiction DrugFacts
网页2018年6月6日 · 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.
Drug abuse | Definition & Facts | Britannica
网页2024年9月2日 · Drug abuse, the excessive, maladaptive, or addictive use of drugs for nonmedical purposes despite social, psychological, and physical problems that may arise from such use. Abused substances include such agents as anabolic steroids, which are used by some athletes to accelerate muscular development.
Substance abuse - Wikipedia
网页Substance abuse, also known as drug abuse, is the use of a drug in amounts or by methods that are harmful to the individual or others. It is a form of substance-related disorder. Differing definitions of drug abuse are used in public health, medical, and criminal justice contexts.
Drug Abuse & Addiction: Effects on Brain, Risk Factors, Signs
网页2023年5月3日 · Drug misuse is when you use legal or illegal substances in ways you shouldn’t. You might take more than the regular dose of pills or use someone else’s prescription. You may...
What is Drug Abuse? - News-Medical.net
网页2023年2月17日 · Drug abuse or substance abuse refers to the use of certain chemicals for the purpose of creating pleasurable effects on the brain. There are over 190 million drug users around the...
NIDA.NIH.GOV | National Institute on Drug Abuse (NIDA)
网页Learn more about clinical research and how to participate in a NIDA-funded or NIDA-conducted clinical trial. NIDA's mission is to advance science on the causes and consequences of drug use and addiction and to apply that knowledge to improve individual and public health.
Substance Use Disorder (Drug Abuse): Risks, Types of Drugs
网页2020年3月18日 · Learn about risk factors for substance use disorder. Discover commonly misused drugs, symptoms of misuse, where to seek help, and more.
Drug Abuse & Addiction Definition, Screening Test & Symptoms
网页Drug abuse and addiction disorder is a self-destructive pattern of using a substance that causes distress and problems. Get the facts on drug abuse and addiction symptoms, causes, treatment centers (rehab), physical and psychological effects, types of …
Physical and mental effects of drug abuse - Medical News Today
网页2023年2月14日 · The short-term and long-term effects of drug misuse depend on the drug that a person uses and their overall health. Learn about the possible effects here.