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As Bird Flu Outbreak Expands in California, Dairy Farms Report It’s Worse Than They Expected

CNN A third farmworker has tested positive for bird flu in California, according to the state’s health department. If confirmed by the US Centers for Disease Control and Prevention, this would be the 17th human case of H5N1 flu in the US since March, when the virus was first detected in cows.

It comes as farmers and veterinarians in California are warning that the infection seems to be striking herds more severely than it has in other states, leading to higher percentages of sick and dead cows in affected herds.

There are no signs of more serious illness in people. Like the first two human cases in California, this third case involves a farmworker who was in contact with sick dairy cattle. Investigators don’t see any connections between the most recent case and either of the first two, suggesting that this is another instance of animal-to-human transmission, the California Department of Public Health said in a news release. In all three cases, symptoms were mild and involved red, bloodshot eyes, a sign of conjunctivitis.

Source : unmc.edu

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Heat Stress in Pigs: What to Prepare for Before Next Summer - Dr. Joshua Selsby

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In this episode of The Swine it Podcast Show Canada, Dr. Joshua Selsby from Iowa State University explains how heat stress affects swine biology and why now is the ideal time to prepare for next summer’s challenges. He breaks down its effects on muscle function, immune responses, and long-term metabolic outcomes. Learn how early planning can protect herd performance when temperatures rise again. Listen now on all major platforms! "Heat stress leads to a cascade of biological damage, beginning with metabolic disruption and expanding across multiple organ systems." Meet the guest: Dr. Joshua Selsby is a Professor in the Department of Animal Science at Iowa State University. With over 15 years of research on skeletal muscle physiology and heat stress, he focuses on understanding how thermal stress disrupts swine metabolism, immune function, and muscle integrity.