|Classification and external resources|
A drug addiction is an ongoing need to use drugs. It is also called substance dependence, because the person may depend on drugs to continue functioning normally. Like any addiction, it involves a craving, or strong want, that is very hard to control. When the addict is no longer able to use the drug, they will suffer from withdrawal.
A person usually become addicted to specific kinds of drugs, the use of which may or may not be against the law.
A person who may easily become addicted to drugs is said to have an addictive personality. The Diagnostic and Statistical Manual of Mental Disorders defines drug addiction as a mental disorder.
References[change | edit source]
- National Institutes of Health website: "Drug dependence means that a person needs a drug to function normally. Abruptly stopping the drug leads to withdrawal symptoms. Drug addiction is the compulsive use of a substance, despite its negative or dangerous effects." http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0002490/