Over 20 million young Americans started college this fall. For most of them, the next few years will be a time of intellectual challenges, new friendships and career exploration. But for many, those years will also include a lot of partying and exposure to an abundance of alcohol and drugs.

According to a 2016 report by the federal Substance Abuse and Mental Health Services Administration,1.2 million full-time college students drink alcohol, and more than 700,000 use marijuana on an average day. Binge drinking is common. More than a third of surveyed students reported binge drinking (taking five or more drinks in quick succession), according to a 2015 National Survey on Drug Use and Health.

Continue to read on Chicago Tribune