A chemical substance that alters the function of one or more body organs or the process of a disease. Drugs include prescribed medicines over the counter remedies and various other substances such as alcohol, tobacco and drugs of abuse that are used for non-medical purposes. Drugs are substances other than food that affect the way your mind and body works (Al Robertson et al).
Drug abuse is definable mainly in terms of societal disapproval. It may involve experimental and recreational use of drugs, which is usually illegal with risk of arrest; unsanctioned use of psychoactive drugs to relieve problems or symptoms; or use of drugs first for the previous two reasons but later because of dependence and the need to continue at least partially to prevent the discomfort of withdrawal. Abuse of prescription and illegal drugs occurs in all socioeconomic groups, including among persons with advanced education and professional status. However, the most devastating use of psychoactive drugs still occurs in the context of poverty. This is the use of a drug for a purpose other than that for which it was prescribed or recommended for.
Addiction, a concept without a consistent, universally accepted definition, is used here to refer to a lifestyle characterized by compulsive use and overwhelming involvement with a drug. It implies the risk of harm and the need to stop drug use, whether the addict understands and agrees or not. It is the physical or psychological dependence on a drug. Drug dependence is the compulsion to continue taking drugs either to prevent the ill effects of not taking it or to produce a desired effect of taking it. Drug dependence can be physical or psychological or more commonly both. Around 50% of young people between ages of (16-25) have had an illegal drug (Ramsay et. al). People that addicted to drugs are drug abusers: a.They take drugs for reasons other than medical