Drug Addiction Health Center
Painkiller Prescription Practices Differ Across US
The Changing Face of Heroin Abusers
Drugged Driving Nearly Doubled in Last Decade
Guidelines Issued for Drug Testing in Teens
Drug abuse and addiction, broadly, refers to the ingestion of a substance that has psychoactive effects by altering the balance of chemicals in the brain. Typically, people might associate the term 'drug addiction' with street drugs, such as heroin, cocaine, methamphetamine and marijuana. However, many more people are addicted to legal drugs such as alcohol, tobacco, and prescription medications.
Drug addiction, or more broadly, substance addiction, is a problem that goes back centuries in civilization. When someone is dependent on a...