Influenza (Flu) – Vaccine, Causes, Symptoms and Treatment

Overview of Influenza Influenza also is known as flu is a respiratory illness caused by Influenza virus. Flu is contagious and its symptoms usually last up to 7 to 14 days. Its symptoms include a sore throat, high fever, headache, chills, body pain, cough, sneezing, etc. Influenza virus is divided into 3 parts but influenza … Continue reading Influenza (Flu) – Vaccine, Causes, Symptoms and Treatment