CDC continues to respond to the public health challenge posed by a multistate outbreak of avian influenza A(H5N1) virus, or “A(H5N1) virus,” in dairy cows and other animals in the United States. CDC is working in collaboration with the U.S. Department of Agriculture (USDA), the Food and Drug Administration (FDA), state public health and animal health officials, and other partners using a One Health approach. USDA is now reporting that 51 dairy cattle herds in nine U.S. states have confirmed cases of A(H5N1) virus infections in cattle. There have been no additional human cases detected since the one recent case from Texas was reported on April 1, 2024. ^[1][2] 

People are drinking raw milk 'like crazy' as sales rise despite bird flu warnings Although raw milk is considered one of the "riskiest" foods people can consume, social media influencers heavily promote unpasteurized products. NBC News

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Since March 25, when the bird flu virus was confirmed in U.S. cattle for the first time, weekly sales of raw cow’s milk have ticked up 21% to as much as 65% compared with the same periods a year ago, according to the market research firm NielsenIQ.

Five things to know about bird flu

There have been major outbreaks around the world in the recent past, including four from 2014 to 2017, according to the Centers for Disease Control and Prevention.

So what makes this time different, and at what point should you be concerned?

Here are five things you should know about bird flu.

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US to post influenza A wastewater data online to assist bird flu probe, official says The U.S. Centers for Disease Control and Prevention (CDC) is planning to post data on influenza A found in wastewater in a public dashboard possibly as soon as Friday that could offer new clues into the outbreak of H5N1 bird flu in cattle herds. Julie Steenhuysen Reuters

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