Influenza is a curable disease but it is not possible not to contract it from others. Influenza is a contagious disease that spreads rapidly among human beings. To prevent the severe symptoms of the flu virus one needs to take certain measures to protect them and their families. People of certain age groups which are children from the age of 1-6 years old and adults from the age of 65 and above could easily contract this infectious disease. Also, people with the weak immune system and severe chronic health issues could be the victim of influenza.