Chronic disorder characterised by compulsive use of drugs resulting in physical, psychological and social harm and continued use despite evidence that is harmful is called as

Addiction is defined as a chronic disorder characterised by compulsive use of drugs (craving) resulting in physical, psychological and social harm, and continued use despite evidence of that harm. Drug habituation is a condition resulting from the repeated consumption of a drug, in which there is psychological or emotional dependency on the drug.Caffeine and nicotine are habit-forming drugs