Was ist Influenza?

Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses It can affect the nose, throat, and sometimes the lungs. Symptoms typically include fever, cough, sore throat, body aches, headaches chills, and fatigue.uenza can lead to severe complications, especially in vulnerable populations such as the elderly, young children, and individuals with certain health conditions. Vaccination is a key preventive measure against influenza.