The flu, short for influenza, is a highly contagious respiratory illness caused by influenza viruses. These viruses infect the nose, throat, and sometimes the lungs, leading to a range of symptoms that can vary from mild to severe. Understanding the flu is essential for preventing its spread and managing its impact on your health. Causes …
Pneumonia is a lung infection that inflames the air sacs (alveoli) in one or both lungs. It can be caused by bacteria, viruses, or fungi and can range from mild to severe, even becoming life-threatening for certain groups, including young children, the elderly, and people with weakened immune systems. Symptoms of Pneumonia Common symptoms include: …
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