
Influenza: Causes, Effects, and Prevention
Influenza, commonly known as the flu, is a viral infection that affects the respiratory system, including the nose, throat, and lungs. It spreads easily from person to person and can cause mild to severe illness. While most people recover within a week or two, influenza can lead to serious complications, especially in high-risk groups such as young children, the elderly, pregnant women, and individuals with weakened immune systems. Causes of Influenza Influenza is caused by influenza viruses, which are classified into four types: A, B, C, and D. Among these, Type A and Type B are responsible for seasonal flu outbreaks. The virus spreads through: Airborne droplets – When an infected...