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This website provides health departments and their staff with training resources and expert guidance to effectively communicate about COVID-19 disease and vaccination to partners, other health jurisdictions, and members of the public.

This kit offers step-by-step guidance and templates to planning, choosing, setting up and managing a feedback and complaints system.

These insights are based on a combination of automated media monitoring and manual review by public health data analysts. Media data are publicly available data from many sources, such as social media, broadcast television, newspapers and magazines, news websites, online video, blogs, and more.

A simulation exercise is a form of practice, training, monitoring or evaluation of capabilities involving the description or simulation of an emergency, to which a described or simulated response is made.

WHO's 'Vaccine Explained' series features illustrated articles on vaccine development and distribution. Learn more about vaccines from the earliest of research stages to their rollout in countries.

The COVID-19 vaccine introduction toolbox equips all countries to prepare for and implement COVID-19 vaccination by providing guidance, tools, and training. This toolbox is intended to support Ministries of Health, health workers, partner organizations, and other stakeholders. 

In this study the authors present the findings of a large-scale serosurvey of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection among people experiencing homelessness and precarious housing in the greater Paris region. More than half of those sampled had SARS-CoV-2 immunoglobulin (Ig)G antibodies, reflecting a substantially higher burden of previous SARS-CoV-2 infection than that seen in the general population. 

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