World AIDS Day, observed every year on 1 December, stands as a global initiative uniting people worldwide to raise awareness about HIV/AIDS and demonstrate international solidarity in the face of the epidemic.

The Flu Awareness Campaign is marked every year in October. It aims to raise awareness of the importance of vaccination for people’s health and well-being and to increase the uptake of seasonal influenza vaccination of people with underlying risk factors.

This year, World Field Epidemiology Day focuses on the importance of collaboration in tackling global health challenges.

On World Hepatitis Day, the European Centre for Disease Prevention and Control (ECDC) highlights the ongoing public health challenges posed by hepatitis B and C infections, major risk factors for liver cancer in Europe

World Hand Hygiene Day is marked every year on 5 May, to raise awareness of the importance of handwashing to prevent the spread of infections.