Swine flu is an infection caused by a virus. It's named for a virus that pigs can get. People do not normally get swine flu, but human infections can and do happen. The virus is contagious and can spread from human to human. Symptoms of swine flu in people are similar to the symptoms of regular human flu and include fever, cough, sore throat, body aches, headache, chills and fatigue. Swine flu has been confirmed in a number of countries and it is spreading from human to human, which could lead

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... o what is referred to as a pandemic flu outbreak. Pandemic flu is different from ordinary flu because it's a new flu virus that appears in humans and spreads very quickly from person to person worldwide. Till now effective treatment as well as prevention measures have not been developed against this virus. Companies are trying to develop vaccines against this virus but still none is in the market.