Long COVID-19 and other chronic respiratory conditions after viral infections may stem from an overactive immune response in the lungs - The Conversation

While a strong immune response is essential to fight against viral infection, an immune system that continues to stay active long after the virus has been cleared can lead to lung damage.

Viruses that cause respiratory diseases like the flu and COVID-19 can lead to mild to severe symptoms within the first few weeks of infection. These symptoms typically resolve within a few more weeks… [+5419 chars]

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