This online Dealing with Drug and Alcohol Abuse for Managers and Supervisors course discusses drug and alcohol abuse, the damage it causes to workers and the businesses that employ them, and what should be done to create and maintain a drug and alcohol free workplace. Most substance abusers have jobs. In fact, it is estimated that one out of every ten workers has a drug or alcohol problem. Their behavior "under the influence" can decrease productivity, create a hostile work environment and damage a company's reputation. Worst of all it can significantly increase the chances of workplace accidents, injuries and fatalities.