While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

UC San Francisco's Rais Vohra, MD, explains recent increase in reported virus infections and the risks of consuming raw cow’s milk.

Bird flu continues to spread across the country, with the virus wiping out wild bird populations and devastating poultry farms. This week, dairy cattle in the U.S. tested positive for a strain of bird ...