Final answer:
Alcohol in sports marketing is controversial due to health concerns, its conflict with a family-friendly image, and the reduction in sponsorship opportunities.
Step-by-step explanation:
Alcohol is controversial in sports marketing for several reasons. Firstly, it promotes health issues such as lack of coordination, blurred vision, judgment interference, and in the long term, may lead to serious conditions like cirrhosis of the liver and an increased risk of cancer. Secondly, alcohol's association with aggressive behavior and societal problems such as family disruption, worker absenteeism, and domestic violence conflicts with the family-friendly image of sports. Additionally, the controversial nature of alcohol can lead to a reduction in sponsorship opportunities for sports organizations, as certain brands may not want to associate with alcohol due to its potential adverse effects and often problematic consumption patterns.