Retail and tourism are all related economically to what happens. Winfree says he's not particularly concerned about mad cow disease occurring in the United States because imports of foreign animals and animal products were stopped in the early 1990s, as was the practice of using feed made of animal by-products. Fortunately, mad cow disease has never been observed in cattle in the United States. His best advice is to listen carefully to what is being said about each disease and don't let misunderstanding, fear or misconceptions cause undue worry. Recognize that these two problems are unrelated and quite different from each other.
Education is the best way to combat the confusion.