An Extremely Thorough Guide to This Year’s Flu Season

Answers to the most pressing questions about the influenza virus, flu vaccine, and everything else you should know

Markham Heid
Elemental
Published in
12 min readOct 7, 2019

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LLast year’s flu season was a doozy. According to the Centers for Disease Control and Prevention (CDC), the 2018–19 flu season lasted 21 weeks — making it the longest in a decade…

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Markham Heid
Elemental

I’m a long-time contributor at TIME and other media orgs. I write mostly about health. I grew up in Michigan, but these days I live in southwest Germany.