Avian influenza virus usually refers to influenza A viruses found mainly in birds, but infections can occur in humans. Generally low risk to ordinary people, because viruses do
not normally infect humans. However, the report confirmed cases of human infection.
Swine influenza is caused by the influenza virus type A, the periodic outbreak of influenza in pigs caused by swine respiratory disease. Swine influenza virus could spread
throughout the Year of the Pig, but most outbreaks in the late fall and winter months is similar to the human outbreak occurs.
Swine influenza viruses do not usually infect humans, but the occurrence of swine influenza in humans. Most often, these cases occurred in direct contact with pigs. In addition,
documented spread of swine flu to others in the event. In 2009, the influenza outbreak was the first to be called swine flu. This strain, however, had a pair of a combination of
several different types of influenza.
Swine influenza-like symptoms similar to general symptoms of human seasonal influenza, including fever, lethargy, loss of appetite and coughing. Some people infected with swine
flu has a runny nose, sore throat, nausea, vomiting and diarrhea. To diagnose swine influenza infection, respiratory tract, generally need to collect 4 to 5 days prior to the
disease. However, some people, particularly children, may be decreased by 10 days or more viruses.