What on earth is swine flu?Swine flu or swine flu is a highly contagious respiratory infection caused by the flu A virus. Though swine flu ordinarily only infects pigs but the 2009 break out involves a new H1N1 type Any influenza strain. It contains family genes from pig, bird as well as human flu viruses. A swine flu virus originated in Mexico in March 2009 and also within a few months it has influenced thousands of people in several countries across the world. Because of it being spread global, the World Health Organization (That) has declared the 2009 break out of the new H1N1 flu as a global pandemic. Swine flu stresses can spread fast because no one has natural immunity and so it is easy to catch in addition to transmit the disease. Swine flu symptomsThe symptoms of swine flu are similar to those documented in common flu. The severity of a symptoms depends on an individual’s amount of resistance levels and on the treatment becoming provided. Some of the commonly reported symptoms of swine flu include *     * Fever above 38ºC (A hundred.4ºF)    * Cough    * Sore throat    3 . Body aches    * Chills    * Head ache