Because it is a highly addictive opiate based illegal drug. Let me emphasize HIGHLY ADDICTIVE.
Their drug abuse follows a normal bell-shaped distribution with...ok mostly heroin
Reyes Ramos has written: 'An ethnographic comparison of the Mexican American drug culture in El Paso, Texas, 1987 to 1997' -- subject(s): Drug abuse, Drug use, Mexican Americans 'An ethnographic study of heroin abuse by Mexican Americans in San Antonio, Texas' -- subject(s): Drug abuse, Drug use, Heroin abuse, Mexican Americans, Treatment
by injection of heroin
Dana E. Hunt has written: 'Pulse check' -- subject(s): Cocaine abuse, Control of Narcotics, Drug abuse, Drug abuse surveys, Drug addiction, Heroin abuse, Narcotics, Control of, Social aspects, Social aspects of Drug abuse, Statistics, Treatment
Doris Holt Haussler has written: 'The cross and the needle' -- subject(s): Biography, Drug abuse, Drug addicts, Heroin abuse
Donald James Weatherburn has written: 'Drug law enforcement' -- subject(s): Drug abuse and crime, Drug addicts, Drug control, Heroin abuse, Methadone maintenance, Statistics
It depends on the drug you are abusing. Marijuana has no affect whereas a drug like heroin affects it negatively.
Leon Brill has written: 'The de-addiction process' -- subject(s): Case studies, Drug addiction, Drug addicts, Heroin, Heroin abuse, Rehabilitation 'The clinical treatment of substance abusers' -- subject(s): Alcoholism, Case studies, Drug abuse, Substance abuse, Therapy, Treatment 'Yearbook of Substance Use and Abuse' 'Authority and addiction [by] Leon Brill [and] Louis Lieberman' -- subject(s): Drug addicts, Rehabilitation
Donald Hutchings has written: 'Methadone' 'Education for industry' 'Methadone, treatment for addiction' -- subject(s): Drug abuse, Drugs, Heroin, Heroin abuse, Juvenile literature, Methadone maintenance, Treatment
In the UK, heroin is a class A drug.
Heroin is an illegal drug that is similar to morphine and cocaine. It certainly can cause memory loss because heroin abuse can cause brain damage. Heroin is a depressant, and causes your body and brain to slow down. If you overdose, it will stop your heart and breathing.
Heroin, cocaine, chrystal meth, marihuana, methadone, speed, trodon, compensan