Measles is highly contagious, so even a small decline in vaccine uptake can lead to a rise in cases. There has been a resurgence of measles in England, and around the world, in recent years.
Our scientists are tracking flu and other respiratory viruses and they need your help. Join our FluSurvey system and contribute directly to flu surveillance this winter. This UK-wide citizen science programme has now started, but there is still plenty of …
As we approach another winter season, UK Health Security Agency (UKHSA) is ramping up its comprehensive surveillance systems to monitor flu and other seasonal respiratory viruses. Here's an overview of how we're working to keep the nation informed and protected.
This blog post was reviewed and updated in November 2025. Marburg virus belongs to the filovirus family, along with Ebola. It can cause Marburg virus disease, a haemorrhagic fever, which can damage blood vessels and cause bleeding, and its presentation …
As we approach winter, it’s time for people at risk to be booked in for their free flu jab. If you’re eligible, you need to know why it matters that you take up the offer. Flu is far more than …
In this blog post, we will explore the methods used by our teams which help us to monitor the spread of mpox and determine the counter measures needed if we see cases of clade I mpox in the UK.
On the roof of a UK Health Security Agency (UKHSA) lab, at Chilton’s Harwell Science Campus in Oxfordshire, a new chapter in artificial intelligence (AI) and pollen monitoring is unfolding. In this blog post we’ll explore how our team of Toxicologists are working to better understand and monitor what we’re breathing in and how this …
This post was last checked and updated in August 2025. With kids getting back into the classroom, now is a good time for parents to familiarise themselves with some of the common illnesses that could disrupt children's studies or even …
In this blog post, we share more information about what mpox is, the different clades, the key symptoms and how UKHSA is working with partners to respond to the outbreak.
This blog post has essential tips and advice if you're thinking of dipping your feet into the cool water of Britain's beaches, lakes and rivers. Read our tips on reducing your risk of becoming ill after open water swimming.
This week’s higher temperatures have triggered a yellow Heat-Health Alert, issued for England by the Met Office and UKHSA. While some may question the necessity of such warnings, it's crucial to understand the significant health implications that accompany changes in temperature. In this blog we look at the importance of taking action to protect the …
