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UK Health Security Agency

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Salmonella outbreak update

UKHSA, alongside the Food Standards Agency and other public health partners, continues to investigate an outbreak of Salmonella in the UK.

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Parents urged to vaccinate children at the right time to protect them

Latest data shows signs that vaccine uptake by the time children start primary school is stabilising.

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Giardia cases in England reach highest level since 2016

Cases up 11.4% in 2025, with London recording the highest number of cases.

News story

Newborn ICU admissions drop 50% in first full year of RSV maternal vaccine programme

While around 60% of women giving birth every month are vaccinated, UKHSA warns many thousands of babies still at risk.

News story

UKHSA updates heat health alerts across England

An amber heat-health alert is now in place across all regions in England.

News story

UKHSA report shows 2,877 excess deaths caused by May and June heatwaves

The 2,877 excess deaths represents a significant increase on the 1,504 excess deaths observed in summer 2025.

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What we do

The UK Health Security Agency (UKHSA) exists to protect people from health threats. We prevent and reduce the harm caused by infectious diseases, chemicals, radiation, the health effects of climate change and a range of environmental hazards including air quality.

UKHSA is an executive agency, sponsored by the Department of Health and Social Care.

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Guidance and regulation

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News and communications

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Research and statistics

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Policy papers and consultations

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Transparency and freedom of information releases

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Our management

Professor Susan Hopkins
Chief Executive
Dyfed Alsop
Chief Operating Officer
Ian Peters
UKHSA Chair
Dr Shona Arora
Chief Medical Advisor (interim)
Professor Steven Riley
Director General Data and Analytics
Professor Robin May
Chief Scientific Officer (interim)

Contact UKHSA

General enquiries

Email

enquiries@ukhsa.gov.uk

To make information access requests including Freedom of Information (FOI) requests, Environmental Information Regulations (EIR) requests and data subject access requests (SAR) to UKHSA, please email InformationRights@UKHSA.gov.uk

Main switchboard
020 7654 8000

Complaints – if you wish to make a complaint about the UK Health Security Agency, please email the UKHSA Complaints team at Complaints1@ukhsa.gov.uk

Fraud – if you are a member of the public and have been contacted by someone claiming to be from UKHSA asking you for money, or if you suspect any fraudulent activity involving UKHSA, please report this to Report Fraud at www.reportfraud.police.uk.

Press office

Email

ukhsa-pressoffice@ukhsa.gov.uk

Contact: Press office

National press office

020 7654 8400

Chemicals, radiation and environmental hazards press office

01235 825 405/406

Out of hours

020 8200 4400

Only for use by journalists and the media

Make a Freedom of Information (FOI) request

  1. Read about the Freedom of Information (FOI) Act and how to make a request.
  2. Check our previous releases to see if we’ve already answered your question.
  3. Make a new request by contacting us using the details below.

Freedom of information requests

Information Rights Team
UKHSA
10 South Colonnade
London
E14 4PU
United Kingdom

Email

InformationRights@UKHSA.gov.uk

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