ZHH's twice-weekly industry newsletter, rounding up all the news you need on public health, industry trends, outbreaks, and more.
June 23, 2026

It’s heating up this summer 🔥☀️

Smoke in LA, heat at the World Cup - but we're also looking ahead to this fall's flu shots and whether mRNA vaccine will be available for flu
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January 17, 2025

Wildfires, Noro & Red No. 3

Masks are still recommended in LA even as air clears, plus more on managing employees as noro explodes...
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January 14, 2025

Stay open during fires? Employers face tough calls

Wildfire smoke, another CA child with bird flu, plus more on why a polio resurgence could be devastating
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Resource Center

Helpful posts and information from the ZHH Team
March 25, 2020
Loss of Smell is a Possible Symptom for COVID-19...But Also for the Common Cold
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March 24, 2020
Join our Free COVID-19 Webinar on Thursday, Mar. 26th, 1pm EST
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March 23, 2020
An Employee Says They Tested Positive for COVID-19. Now What?
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