Life Health Sciences – Science Rules it All

Fly is defined as severe respiratory infection that is spread by the flu viruses. Most kinds of flu are contagious since it is respiratory infection. The virus generally enters through nose, eyes or mouth and when you touch any of those you have the possibility of infection. Hence it is important to keep your hands germ free by washing them frequently with a hand wash. Clean hands prevent the spread of flu. The common symptoms of flu are fever, soreness, headache and fever.

There are four different types of flu, they are