Skip to main content
GOV.UK
Blog: UK Health Security Agency
Organisations:
UK Health Security Agency
UK Health Security Agency

What is bird flu and how are we protecting people against it in the UK?

Posted by: Blog Editor, Posted on: 19 November 2025 - Categories: Avian Flu
Chickens in an enclosure

Avian influenza (bird flu) is an infectious disease that affects birds, caused by the influenza A virus. Birds are the hosts for a variety of influenza A virus subtypes, particularly waterfowl and shore birds. All birds are susceptible to avian …

Read more of What is bird flu and how are we protecting people against it in the UK?

What is bird flu and how are we protecting people against it in the UK?

Posted by: Blog Editor, Posted on: 3 December 2024 - Categories: Avian Flu
A group of chickens eating feed from a container

This blog post was reviewed and updated in January 2025. Avian influenza (bird flu) is an infectious disease that affects birds, caused by the influenza A virus. Birds are the hosts for a variety of influenza virus subtypes, particularly waterfowl …

Read more of What is bird flu and how are we protecting people against it in the UK?

Related content and links

About this blog

The official blog of the UK Health Security Agency, providing expert insight on the organisation's work and all aspects of health security.

Sign up and manage updates

  • Email
  • Atom

Recent posts

  • Staying ahead of emerging threats: insights from Oropouche 9 March 2026
  • What are the symptoms of measles and how can I best protect my child? 5 March 2026
  • How does cold weather affect health? Our new report explores the hidden impact 18 February 2026

Useful links

  • All GOV.UK blogs
  • All GOV.UK blog posts
  • GOV.UK
  • All departments
  • Accessibility statement
  • Cookies
All content is available under the Open Government Licence v3.0, except where otherwise stated
© Crown copyright