It can cause mild to severe illness. The most common symptoms of influenza (flu) include fever, a dry cough, headache, muscle and joint pain, a sore throat and a runny nose. All of us might be potentially affected by the flu.
Therefore, we asked children from the different countries to draw the symptoms of the flu and. Influenza, or the flu, is both a seasonal and a pandemic virus. The best way to avoid getting the flu is to get the flu vaccine every year.
Seasonal influenza is an acute respiratory infection caused by influenza viruses which circulate in all parts of the world. Influenza (flu) is a contagious respiratory illness caused by influenza viruses. Influenza viruses evolve constantly, and twice a year who makes recommendations to update the. Every year, mainly during the winter season, seasonal influenza infects as many as 1 billion people.
The flu happens every year, worldwide. Who fact sheet on influenza: Influenza is an acute viral infection that primarily attacks the upper respiratory tract, including the nose, throat, bronchi and, less frequently, the lungs. It is characterized by a sudden onset of fever, cough.
The virus is transmitted easily from person to person via droplets. It can cause illness ranging from mild to severe,.