First Bird Flu Death in U.S. Reported in Louisiana

The deceased was over 65 and had other medical conditions, state officials said.

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Mpox Is Spreading in Congo’s Capital, Threatening Global Efforts to Contain the Virus

In crowded Kinshasa, two strains of mpox are sweeping through a community that relies on selling sex. Hundreds of thousands of vaccines sent to the country have not been used.

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What the Polio Vaccine Has Meant for Public Health

A lawyer working with Robert F. Kennedy Jr. has asked the F.D.A. to withdraw approval of the current shot because it hasn’t been tested against a placebo. Scientists say such a test would be unethical.

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For Wild Animals, the Bird Flu Disaster Is Already Here

Scientists are concerned that the H5N1 virus could set off another human pandemic. But it is already putting species under pressure in the wild.

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Could Cats Become a Vector for Bird Flu?

A new study highlights the need for public health officials to ramp up bird flu surveillance in our feline companions.

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Agriculture Department to Require Testing of U.S. Milk Supply for Bird Flu Virus

New federal rules call for testing unpasteurized milk from dairy processors and for farm owners to provide details that would help officials identify and track cases more easily.

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First U.S. Case of Spreading New Mpox Type Reported in California

The unidentified patient had recently returned from Africa, where the virus has caused a deadly epidemic, health officials said.

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