Many steroid supplements are currently sold over the counter at health food and drug stores.
There are increased rates of heavy alcohol consumption amongst those with less than a college degree.
Psychotic symptoms that are consistent with methamphetamine may linger for months or years after someone who has been addicted to the drug stops using it.
The rate of current illicit drug use, including marijuana, among Americans aged 50-59 increased from 2.7% in 2002 to 6.2% in 2009.