body image, improper medical treatment, and drug use. Drugs The Simpsons features characters engaging in non-recommended health behaviors related to drugs, such as smoking cigarettes and excessive alcohol consumption. Beer is common in the show, making up about nine percent of all food or drink shown in the first nine seasons. Excessive alcohol consumption is typically portrayed as a source of comedy on the show, though some episodes portray the negative aspects of alcoholism. Alcohol consumption in the show is associated with Moe's Tavern, a common setting in which several working class male characters develop an identity. The season 8 episode "Homer vs. the Eighteenth Amendment" addresses prohibition of alcohol. The town demands the change after Bart Simpson partakes in underage drinking, but it is portrayed as a failure that makes alcohol more widely available through the black market. The heaviest drinkers among the characters, Homer Simpson and Barney Gumble, are typically portrayed as worse off due to their excessive alcohol consumption. In the season 4 episode "Mr. Plow", it is suggested that Homer caused significant harm to Barney by introducing him to beer. Homer and Barney seek treatment for their alcoholism in the season 4 episode "Duffless" and the season 11 episode "Days of Wine and D'oh'ses", respectively, in which alcoholism is treated as a serious concern. Homer's treatment begins after he is arrested for a DUI, while Barney's begins after he watches a video of how he behaved while drunk. Cannabis use is portrayed through the stoner character of school bus driver Otto Mann. It was the main focus of the season 13 episode "Weekend at Burnsie's", in which Homer is prescribed medical cannabis. The episode portrays the drug as beneficial to Homer and demonstrates ways in which it improves his life, though he also suffers from short-term memory loss and chooses not to continue use of the drug to set an example for his children. The season 31 episode "Highway to Well" returns to the subject as several characters begin selling legal cannabis. Several episodes concern prescription drugs. The season 16 episode "Midnight Rx" features characters traveling to Winnipeg to smuggle prescription drugs into the United States. Medication of children is the main focus of the season 11 episode "Brother's Little Helper", in which Bart is made to go on a new ADHD medication against his wishes. The drug is portrayed negatively, culminating in Bart stealing a