Globally, 35 million people are estimated to suffer from drug use disorders and who require treatment services, according to the latest World Drug Report, by the United Nations Office on Drugs and Crime (UNODC).

For the first time in U.S. history, a person is more likely to die from an accidental opioid overdose than from a motor vehicle crash, according to National Safety Council analysis.

Drug use by the U.S. workforce increased each year -- and by double-digits over two years -- between 2015 and 2017, in five of 16 major U.S. industry sectors analyzed.

Workforce use of illicit drugs across the board—including cocaine, marijuana and methamphetamine—has climbed to the highest rate in 12 years.

Drug use among American workers declined dramatically over the past 25 years, although the rate of positive test results for certain drugs, including amphetamine and opiates, continues to climb.