ZHH's twice-weekly industry newsletter, rounding up all the news you need on public health, industry trends, outbreaks, and more.
September 22, 2026

NY’s Narcan deadline is around the corner 💊

What do NY businesses need to know about the new Narcan requirement before December. Plus, bird flu is back, mumps hits a college team, and Portland has a new way to flag norovirus coming ashore.
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August 5, 2025

Legionnaires’ outbreak worsens in NYC 🏙️

Legionnaires’ kills 2 in Harlem, bird flu slows, and new vaccines show promise.
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August 1, 2025

Your employees have 💉 questions.

More in this week's news: Legionnaires' in NY, recalls, and wildfire smoke (again).
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Resource Center

Helpful posts and information from the ZHH Team
November 12, 2020
Why the News About Pfizer’s 90% Effective Vaccine Isn’t as Great as it Sounds.
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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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