Substance abuse is common, and the costs of substance abuse are high for employers . Of the 20 million adults classified as having problems with substance dependence or abuse in 2007, approximately 12 million (60%) were employed full time .
In addition to higher absenteeism and lower job productivity and performance, substance abuse also leads to greater health care expenses for injuries and illnesses.  Furthermore, safety and other risks for employers can increase workers’ compensation and disability claims .

It is essential that employers understand addiction, the prevalence of substance abuse among working adults, and the costs related to substance abuse . Substance abuse is treatable, particularly when it is addressed as a chronic disease . Reducing employee substance abuse can help employers improve productivity, reduce workplace injuries, and decrease health care costs.