Global issuesHow about getting vaccinated again?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoGlobal issues07/21/2022July 21, 2022We've all heard stories of healthcare workers who worked for months on COVID-19 wards and never caught it. Researchers are trying to figure out natural immunity. For now, it looks like vaccination will be vital as we learn to live with the virus.https://p.dw.com/p/4ETfuAdvertisement