Dr. Jen Ashton has what you need to know about the 501Y.V2 variant from South Africa. africaashtonCoronavirusCOVID-19COVID-19 immune systemCOVID19dr.healthimmune systemIMMUNITYJennewsp_cmsid=2494279p_vid=news-75427465pandemicSouthVariantvideoVIRUSVITAMINvlogYouTube
