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The Executive Briefing
ZHH's twice-weekly industry newsletter, rounding up all the news you need on public health, industry trends, outbreaks, and more.
February 6, 2026
Tortilla drama in CA 🌯
Why fortifying corn masa led to unexpected pushback, plus measles updates and how norovirus already postponed an Olympic hockey game
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January 12, 2024
New California guidance ⚠️
CA relaxes its isolation guidelines, Hep A in NJ, plus COVID rates remain high
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January 9, 2024
Noro skyrocketing
Norovirus cases skyrocketing, a charcuterie board Salmonella outbreak, & lots of flu and COVID
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Resource Center
Helpful posts and information from the ZHH Team
November 5, 2020
How Accurate is COVID Testing?
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October 22, 2020
Update: CDC’s Refined Definition of Close Contact
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October 15, 2020
You Should Be Encouraging Employees to Get Their Flu Shots
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