Cocaine Use Among U.S. Workers Down, Amphetamines Up
Statistics from Quest Diagnostics, the world’s largest provider of diagnostic tests, show that fewer U.S. workers used cocaine or methamphetamines in 2008 than in 2007, but that more took amphetamines. Based on 5.7 million urine tests analyzed by Quest, the findings said cocaine use fell to 0.47% from 0.58%, but that amphetamine use rose from […]