The National Institute on Drug Abuse and the U.S. Drug Enforcement Administration are official sources for information on drug addiction. The National Council on Alcoholism and Drug Dependence is another recognized organization with more than 90 affiliates across the United States, according NCADD.org.
Drug addiction has negative consequences for both individuals and society, according to the National Institute on Drug Abuse. As of 2015, drug abuse and addiction, including illicit drugs, alcohol and tobacco, has cost over 600 billion dollars annually.
There is no accurate prediction on how a drug affects a person. Drug use can lead to serious health issues, addiction, abuse and even death, according to the U.S. Drug Enforcement Administration. Legal medications such as prescriptions and over-the-counter medications are just as dangerous.