Addiction

Researchers are working on new medicines designed to prevent fentanyl overdose deaths and ease withdrawal symptoms that make it harder for people to stop misusing drugs.

Behaviors can be as addicting as substances like alcohol and drugs. Learn which activities can cause serious problems for some people.

Withdrawal can take days or weeks; the duration depends on the type of substance that's been abused and how long the abuse lasted.

Whether you smoke marijuana, drink alcohol, or use cocaine, there are serious risks involved. Learn about commonly abused drugs and the dangers of addiction.

Amy Winehouse is just the latest troubled star whose death may be tied to ongoing drug and alcohol issues. Here's a look back at some who left us too soon!