H1N1 is one of the most prevalent and contagious viruses and has three categories – A, B, and C. While A and B categories can be easily treated at home, the C type needs immediate hospitalisation because the symptoms are so severe that they can even lead to death in worst cases. flu is caused by the influenza virus that mostly infects the pigs. The transmission of virus takes place from person to person and not from animal to person.
– Some common symptoms are fever, cough, headache, diarrhoea, vomiting and malaise.
– Children usually just have two symptoms – cough and fever.
– Infants may just have a fever. They may not have a cough or other respiratory problems.