Research and analysis

Syndromic surveillance: weekly summaries for 2026

This weekly summary highlights changes in the number of people visiting GPs, going to emergency departments and calling NHS 111.

• From: UK Health Security Agency
• Published: 8 January 2026

Documents

Syndromic surveillance summary: 4 January 2026 week 1

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The UK Health Security Agency (UKHSA) collects and analyses health-related syndromic surveillance data and important public health messages, and publishes weekly summaries.

These summaries help GPs and other public health professionals identify trends and prepare for public health threats, like high levels of flu or heat-related illnesses and are published weekly at 14.00 every Thursday.

Weekly summaries for previous years are also available for:

• 2025
• 2024
• 2023
• 2022
• 2021
• 2020
• 2019
• 2018
• 2017
• 2016
• 2015
• 2014

Published 8 January 2026