• Bird Flu update for 11-23-2024

  • Nov 23 2024
  • Length: 3 mins
  • Podcast

Bird Flu update for 11-23-2024

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  • Summary

  • As the seasonal influenza season gains momentum, there is growing concern among health experts about the potential additional strain the ongoing bird flu outbreaks might put on the United States public health system. Bird flu, also known as avian influenza, has been circulating in the U.S. and is primarily known to affect birds, particularly wild birds and domestic poultry. However, its sporadic transmission to humans has raised concerns amidst the dual threat with regular flu season.

    Avian influenza A viruses exist naturally in wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. These viruses do not normally infect humans. However, sporadic human infections have occurred. Most cases of avian influenza infection in humans have resulted from direct or indirect contact with infected live or dead birds. Infected birds shed avian influenza viruses in their saliva, mucous, and feces.

    Human symptoms of avian influenza are similar to those of typical influenza, including fever, cough, sore throat, and sometimes severe respiratory diseases and pneumonia. Worldwide, health authorities vigilantly monitor any cases of human infection, given the potential for these viruses to mutate and gain the ability to spread more easily between people. This potential raises concerns about the initiation of a pandemic. However, sustained human-to-human transmission has not occurred with the current strains of bird flu detected in birds within the United States.

    The main concern as the flu season escalates is the readiness of the health system to manage dual outbreaks, particularly in regions heavily burdened by seasonal influenza. Key measures recommended by health authorities to mitigate this risk include heightened surveillance of flu and avian flu symptoms, especially in areas with reported bird influenza in poultry or wild birds. Additionally, preventive strategies similar to those used to curb influenza are suggested, such as regular hand washing, using alcohol-based hand sanitizers, avoiding close contact with sick individuals, and staying home when sick.

    Another important aspect being monitored is the mutation of the bird flu virus. Scientists actively study genetic changes in these viruses to understand their impact on virus properties, such as the ease of virus spread and the severity of disease. This research is crucial for updating existing vaccines and treatments to better match potentially emerging variants that could pose higher risks to humans.

    Public health experts warn that anyone involved in handling birds, either in wildlife settings or poultry environments, should use personal protective gear and follow strict biosecurity measures. These precautions are vital not only to protect themselves but also to prevent the potential spread of viruses to other communities and populations.

    As public health officials prepare for the height of the flu season, there is a concerted effort to maintain vigilance for bird flu, ensuring early detection and swift action to prevent any significant public health repercussion. Collaboration at global, national, and local levels continues to be crucial in managing the risks associated with both seasonal and bird flu viruses.
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