Swine flu is a human respiratory infection which is caused by an influenza strain found in pigs. This infection is very dangerous to your health
What is Swine Flu? Swine flu is also known as H1N1 virus. It is an influenza virus that causes symptoms similar to the regular flu. It
Swine flu, which is also known as the H1N1 virus, is a nearly new strain of an influenza virus that causes symptoms which are similar to the