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Bird Flu Cases Rise While CDC Remains Silent

Jan 31, 2025
By Farms.com

Lack of Federal Updates Leaves Researchers Uninformed

As the H5N1 bird flu outbreak continues to spread, infecting livestock and raising concerns about human transmission, a lack of updates from the CDC is leaving researchers and public health officials struggling to track the virus’s progression.

Currently, the outbreak is infection over 900 herds and doznes of people, with one reported fatality.Dr. Catherine Troisi, an epidemiology professor at UT Health Houston School of Public Health, has highlighted the uncertainty surrounding bird flu cases. “We have had one case in Texas, which was last March. I have not seen any since then. But of course, it’s always dependent on testing,” she said.

The primary source of human infections remains contact with infected cattle or poultry. So far, most human cases have been mild, with symptoms like conjunctivitis, but scientists worry the virus could evolve to spread more easily among people.

A lack of updated reports from the CDC makes it difficult for experts to track the virus’s progression. While existing information is still available on the CDC website, Troisi warns that gaps in reporting create uncertainty for public health planning.

The CDC has yet to confirm when updates will resume. The Texas Epidemic Public Health Institute remains a valuable source for ongoing updates at the state level.

Preventative Measures

  • To reduce the risk of infection, experts recommend -

  • Avoiding raw milk, as it may contain the virus.

  • Wearing a mask in crowded spaces, especially for high-risk individuals.

  • Monitoring symptoms if in contact with infected livestock or birds.

For more updates, visit your local health department’s website or check state-level epidemic institutes.


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In this episode of The Swine it Podcast Show, Dr. Neil DeBuse from Kalmbach Feeds and Dr. Steve Tousignant from Vaxxinova US discuss PRRS management strategies, recombination risks, whole genome sequencing, and the role of autogenous immunization programs in swine systems. They highlight practical approaches to improving immunity, reducing outbreaks, and advancing PRRS control across production systems. Listen now on all major platforms!

"Being PRRS negative sooner is a real key for eradication because every additional positive week increases production losses and viral exposure risks." - Dr. Neil DeBuse

Meet the guest: Dr. Neil DeBuse is a veterinarian at Kalmbach Feeds with more than 30 years of experience in swine health and production. His work focuses on PRRS control, biosecurity, immunity, and improving production stability across commercial swine systems in the United States and internationally.

Dr. Steve Tousignant is Director of the Swine Business Unit and Technical Services Veterinarian at Vaxxinova US, with a DVM and PhD from the University of Minnesota. His experience combines epidemiology, technical services, and practical immunization strategies designed to support consistent herd performance and long-term production stability. Don’t miss the chance to be part of the Swine Inner Circle!