said on Monday that US authorities at the Department of Agriculture also detected the more common H5N1 strain the same duck farm in Merced County, California. The H5N9 strain has been detected ...

The ban, which is in effect until further notice, is due to the continued spread of H5N1 bird flu in California.

Health authorities need to be concerned about bird flu, but the risk to the public is low. You’re reading The Checkup With Dr. Wen, a newsletter on how to navigate medical and public health challenges. Click here to get the full newsletter in your inbox, including answers to reader questions and a summary of new scientific research.

Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets

Both H5N9 and H5N1 were detected at the duck farm in Merced County, according to tests conducted by the US Department of Agriculture (USDA) National Veterinary Services Laboratory. The event began on November 23, with clinical signs that included increased deaths in the ducks.

The United States has confirmed its first case of highly pathogenic H5N9 avian influenza in poultry, following an outbreak at a duck meat farm in Merced County, California, the World Organization for Animal Health (WOAH) stated Monday.

US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying sign that the virus is evolving in ways that could make it harder to

Are eggs safe to eat amid the current avian flu outbreak? Have people in the U.S. contracted bird flu? We VERIFY the answers to common questions.

According to the Centers for Disease Control and Prevention, 67 people in the U.S. have been infected with H5N1 bird flu. One person has died.

California confirms a new human bird flu case sparking heightened CDC efforts Learn about the outbreaks risks preventive measures and response strategies

A California duck farm has culled thousands of birds as the virus seems to be trading genetics with other viruses