Scientists conducted a study of the brain 66 junkies, addicted to amphetamines and ecstasy. The second phase of the study was 12 months, and the third after 24 months. Experts tracked the frequency of substance use, writes Science World Report.
Avid addicted to drugs people had characteristic features in the brain: reduced frontal-striato-limbic region of the brain and the thin cortex. Gray matter with increasing experience of the addict decreased in volume, say researchers.
Scientists plan to develop a system to identify risk groups and preventing the spread of drug addiction among adolescents. A recent study proves that changes in the brain appear immediately after consuming the first dose of cocaine. Is broken the link between proteins in the nervous system, decreasing the ability to control their own actions.