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Health Security Headlines

 Explore the latest public health research and insights about health security.

Lab leak or spillover event? While it’s important to understand how the pandemic started, we should be working now to prevent both scenarios—either of which could spark a future pandemic.


Turning Crisis Into Change

The U.S. needs a national public health system. Here’s why—and how to create it.

Small child blowing his nose

Is the Hygiene Hypothesis True?

The hygiene hypothesis says exposure to germs helps kids develop healthy immune systems. But many viruses didn’t circulate as widely during the pandemic. Are there downsides to missed infections?

monkeypox vaccine vial and syringe across a data chart

Monitoring the Monkeypox Response

With monkeypox case counts rising, metrics could tell us if the epidemiological picture is pointing in the right direction.

Health Security Faculty

 Looking for prominent public health experts in the field of health security? They’re here at the Bloomberg School of Public Health.