Essay --

Influenza or flu is caused by ribonucleic acid viruses of the family orthomyxoviridae, that affects the nose, throat, and lungs- the respiratory system. The common symptoms argon fever and respiratory problems, such as cough, sore throat,stuffy nose, as well as headaches and muscle aches. Influenza viruses atomic number 18 spread mainly by droplets made from battalion coughing, sneezing or talking while having the flu. These droplets can land in the mouths or noses of people or can inhaled into the lungs. It is least common for the virus to spread by touching an infected surface then their mouth or nose. flu viruses are divided into 3 categories, A, B, C. A and B are liable for problems in the respiratory system that typically occurs during the winter. Influenza types C is sooner different from A and B. Type C only cause subdued respiratory symptom or none at all. According to CDC, no one knows exactly how many people die from the flu transmission each year. There are four ma in reasons for this. First of all, states are not required to report influenza related deaths that are one-time(a) than the age of 18. Second, se...