Researchers say hog population needs protection from human diseases . The U.S. Department of Agriculture has estimated that the number of hogs in America is about 10 million. Minnesota facility says humans must wear special suits to keep hogs disease-free . It has not been shown to be transmissible through eating pork . `` No connection at all between the flu and pork , '' researcher says .
Researchers say hog population needs protection from human diseases . The U.S. Department of Agriculture has estimated that the number of hogs in America is about 10 million. Minnesota facility says humans must wear special suits to keep hogs disease-free . `` No connection at all between the flu and pork , '' researcher says .