Centers for Disease Control and Prevention
Heroin use has increased across the United States among men and women, most age groups, and all income levels. Some of the greatest increases occurred in demographic groups with historically low rates of heroin use: women, the privately insured, and people with higher incomes. Not only are people using heroin, they are also abusing multiple other substances, especially cocaine and prescription opioid painkillers.
For the full article, go to http://www.cdc.gov/vitalsigns/heroin/index.html