What is the meaning of drug abuse?
The National Institutes of Health defines drug abuse as the “use of illegal drugs or the inappropriate use of legal drugs.” A drug is any chemical or substance that has medicinal effects, can alter mood or is addictive.Why People Use DrugsPeople begin taking drugs for a variety of reasons. Some drugs prevent pain, while others provide energy or relax the user. Other people start using drugs because they are curious about the effects or because they feel pressure from peers.Types of DrugsAbused drugs include alcohol, cocaine, heroin and marijuana as well as drugs usually available by prescription and steroids. The effects of abuse vary depending on the type of drug abused.AddictionWhen a person becomes addicted to an abused drug, chemical changes occur in the brain. The drugs activate the pleasure centers of the brain, which then releases dopamine. When addicted, a person must continually take the drug to feel pleasure.ConsequencesThe Vermont Department of Corrections reports drug abuse
