These reports summarise UK surveillance of influenza and other seasonal respiratory illnesses for the 2019 to 2020 season.

Flu and other seasonal respiratory illness are tracked year round. We publish a weekly report in the influenza season (which runs from October to May) and a fortnightly summary report during the summer months (from June to September). From 19 March 2020, this release will be published every two weeks.

This page includes reports published from 10 October 2019 to the present.

Reports are also available for:

Reports from spring 2013 and earlier are available on the UK Government Web Archive.