ZHH's twice-weekly industry newsletter, rounding up all the news you need on public health, industry trends, outbreaks, and more.
June 26, 2026

🗺️ Noro near you?

Ebola cases continue to climb globally, while in our own backyard we're watching increases in tetanus and cyclosporiasis.
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July 9, 2021

Zero Hour Health + Zedic Newsletter - Friday, July 9th

The Delta variant transmits in seconds - do we need to change the definition of close contact?
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July 6, 2021

Zero Hour Health + Zedic Newsletter - Tuesday, July 6th

Do I need an mRNA booster if I got the J&J shot?
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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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