"The internet has become a popular resource to learn about health and to investigate one's own health condition. However, given the large amount of inaccurate information online, people can easily become misinformed. Individuals have always obtained information from outside the formal health care system, so how has the internet changed people's engagement with health information?

To try to control the COVID-19 infodemic, WHO has teamed up with the United Kingdom Government to create and distribute content to combat the spread of misinformation through a series of communication campaigns. This was one of several initiatives to combat misinformation taken by WHO on its own and with partners since the start of the COVID-19 outbreak.

Costing is the process of data collection and analysis for estimating the cost of a health intervention. High-quality cost data on social and behavior change (SBC) are critical not only for developing budgets, planning, and assessing program proposals, but can also feed into advocacy, program prioritization, and agenda setting.