The world of "fake news" reaches far beyond its political implications, and the virality of health misinformation content is evidence of the importance of researching it extensively.
This paper, awarded the 2020 "João Lobo Antunes" National Bioethics Prize, from the Portuguese Health Ministry, makes that case that addressing health misinformation is not only an acute policy need, but also a bioethical imperative, that should mobilize government, industry and civil society in devising better ways to tackle the problem in a coordinated manner.