What you don't know about hot dogs could kill you. This Cancer Project commercial is based on a 2007 report from the American Institute for Cancer Research. The report concluded that hot dogs and other processed meats are a convincing cause of colorectal cancer. The risk increases by 21 percent for every 50 grams of processed meat consumed daily. A 50-gram serving is approximately the size of a typical hot dog. Learn more at www.CancerProject.org.