Welcome to "Bird Flu Update: US H5N1 News Now," bringing you the latest developments on the avian influenza situation in the United States. This is your host, speaking to you from our studios on March 14, 2025.

In the past week, the Centers for Disease Control and Prevention reported a slight uptick in confirmed cases of H5N1 avian influenza among poultry populations in the Midwestern and Southeastern regions. The states of Iowa and Georgia have each registered new outbreaks, prompting swift action from the United States Department of Agriculture. In response, containment measures including culling of affected flocks and heightened biosecurity protocols on farms have been reinforced to curtail the spread.

There is also important news regarding human cases. The CDC confirmed two new human infections in agricultural workers who had direct contact with infected birds in Iowa. Both individuals are currently in stable condition and are being closely monitored. This brings the total number of human cases in the US to seven since the beginning of the year, marking a concern for ongoing transmission from animals to humans.

On an advisory note, the USDA has updated guidance on containment practices, emphasizing the importance of personal protective equipment for those in direct contact with poultry. Farmers and workers are urged to adhere strictly to guidelines, primarily focusing on minimizing human-bird interaction during this critical period.

Significant research developments have emerged from the University of Minnesota, where scientists have identified a mutation in the H5N1 virus that may increase its ability to spread among wild bird populations. While this mutation is not distinguished by increased transmissibility to humans, it underscores the necessity for ongoing surveillance and vaccine research.

For our listeners, these updates serve as a reminder of the importance of awareness and precaution, especially for those involved in poultry farming or related industries. Those experiencing symptoms such as fever or respiratory issues after direct contact with birds should seek medical advice promptly. For the general public, experts continue to emphasize that the risk to human health remains low, and chicken and other poultry products that are cooked properly are safe to consume.

Comparing the current situation to previous weeks, there has been a slight increase in both avian and human cases, highlighting the need for vigilance. However, enhanced measures are being taken nationwide to manage the situation effectively. The CDC and USDA continue to work in tandem to monitor the virus's trajectory, assess potential risks, and inform the public on necessary precautions.

As our closing thought, while the avian influenza landscape presents challenges, active efforts from health authorities and research institutions offer reassurance of a resilient response. We encourage our listeners to stay informed through reliable sources and adhere to safety practices recommended by health authorities.

This has been "Bird Flu Update: US H5N1 News Now." Thank you for tuning in, and stay safe.