Drug Addiction is a brain disease. The addict becomes dependent on drug and uses it, despite having knowledge of its harmful effects on health. It is considered a brain disease because it changes the structure and functioning of the brain. The reasons why a young person gets addicted to these harmful drugs are many. Curiosities, spiritual search, desire for pleasure, social excommunication, mental gap, lack of self-reliance are some of the reasons why these youth becomes a drug-addict. Lack of self-confidence, that is inferiority complex, has been marked as cause of one’s becoming a drug addict. The problem of drug addiction is all the more serious because the addicts are mostly young school or college going boys and girls, the future citizens of a country, on whom will depend in future its welfare and the welfare of its people. So it is imperative to see that such young boys and girls may be no means fall victims to drug addiction.