Addiction is a chronic brain disease that can be caused by abusing drugs or alcohol. Over time, addiction changes the structure and function of the brain. Find out more about addiction by taking this quiz.
Other signs include the inability to limit the amount of substance used; ongoing desire for the substance; unsuccessful attempts to stop; spending a lot of time obtaining, using, or recovering from the substance; and using despite ongoing personal problems. Medical professionals use a questionnaire developed for alcoholism as a screening tool for addiction. The questionnaire, called CAGE, asks these four questions:
Answering yes to one or more of these questions may indicate a problem with drug
abuse or addiction.