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Influenza A and B Outbreaks: Why the Flu Season Comes in Waves
This year’s influenza season has followed a familiar clinical pattern, with an early surge of Influenza A infections followed by a later rise in Influenza B cases. While Influenza A is often associated with more severe illness and higher early hospitalization rates, Influenza B can extend the flu season and cause significant disease, particularly in children and older adults. Understanding this progression helps explain why flu activity persists later into the season and unde

David S. Klein, MD FACA FACPM
Jan 153 min read


Influenza Is Rising — COVID Is Still Circulating. Test Frequently
Influenza activity is rising as respiratory virus season accelerates, while COVID-19 continues to circulate at the same time. Because these two viruses often cause nearly identical early symptoms—fever, body aches, fatigue, sore throat, and cough—timely testing has become essential. The article emphasizes the importance of having combined at-home influenza and COVID tests readily available and using them immediately at symptom onset, rather than waiting several days.
Early i

David S. Klein, MD FACA FACPM
Jan 54 min read
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