Swine influenza, or swine flu, is a highly contagious respiratory disease of pigs, caused by type A influenza viruses. People do not normally get swine flu, but occasional human infections have occurred in the past. Swine flu viruses have been reported to spread from person-to-person, but in the…
Swine influenza, or swine flu, is a highly contagious respiratory disease of pigs, caused by type A influenza viruses. People do not normally get swine flu, but occasional human infections have occurred in the past. Swine flu viruses have been reported to spread from person-to-person, but in the…