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- 1'Long flu' can linger for months, researchers warn▼‘Long flu’ can linger for months. Here’s how to reduce your risk.
Researchers at WashU Medicine say influenza, like COVID-19, can produce lasting symptoms that persist for months after infection, a condition being called 'long flu'. They are advising people on ways to lower their risk, including vaccination and prompt treatment. The findings add flu to the growing list of viruses linked to prolonged illness.