The Biological and Psychological Impacts of Drug Addiction: A Review

Drug Addiction

Abstract

Addiction may be defined as the abnormal function of brain reward and memory centers and their related neural circuits. It is considered as a primary chronic disease of the brain. Abnormality of these brain circuits can result in clinical manifestations that are clearly seen in an individual who chronically pursue reward and/or relief by taking substances [1]. Patients will have an intense desire to seek and use substance, such as alcohol or drugs and continues using them despite he knows that they will cause problems to his health and behavior.