The goal is to minimise the spread of fake news.

Facebook has been battling fake news and the spread of misinformation on the platform for months now. In a recent update, Facebook will now warn users each time they try to share COVID-19-related posts. The warning messages will make users aware of a COVID-19 resources page on Facebook and will also (hopefully) urge them to do a quick fact check before hitting the share button. Facebook says that they hope this will remind users that the content they share has a real-world effect