Nov 1, 2021 marks the fourth World Flu Day. This year's theme is "Flu and COVID-19,Let's Get Vaccinated".
It aims to advocate flu and COVID-19 vaccination, strengthen international and domestic scientific exchanges on flu and COVID-19 prevention and control, and promote scientific researches and responses to emerging and re-emerging infectious diseases.
In 2018, which marked the centenary of the 1918 flu pandemic, the first World Flu Day was initiated by leading influenza specialists in China and other parts of the world at a symposium in Shenzhen, China, with the theme to "Commemorate the Centenary of the 1918 Influenza Pandemic".