Symptoms Of Current Flu 2024. Flu symptoms usually come on suddenly. With seasonal flu activity elevated across the country, cdc is tracking which influenza viruses are most common, where they are occurring, and how this might impact the public's health.
Flu symptoms come on very quickly. With seasonal flu activity elevated across the country, cdc is tracking which influenza viruses are most common, where they are occurring, and how this might impact the public’s health.