Binge drinking with teens: Teens drink alcohol less often than adults. But, they drink greater quantities when they do. Teens are more likely to mix different types alcohol. Binge drinking is defined as 5 or more drinks in one session. 24% of teens admitted to binge drinking in the last 30 days. All social and health problems related to drinking alcohol occur more frequently with binge drinking. Teen stats: Alcohol is the number 1 abused substance among US teenagers, above smoking and drugs. Teens account for 11.4% of all alcohol consumed in the US. 8th graders: 51.7% have tried alcohol and 15.2% have had one or more binges. 10th graders:.