RAND senior economist Krishna Kumar describes several factors that could affect the likelihood of achieving herd immunity against COVID-19.Get more insights from RAND on the COVID-19 pandemic: ACHIEVECoronavirusCOVID-19COVID-19 immunityCOVID19Herdimmune systemIMMUNITYvideoVITAMINvlogYouTubeRelated Posts What Happens When the Immune System Learns to Tolerate COVID? January 6, 2026 What Happens When the Immune System Learns to Tolerate COVID? January 5, 2026 So much #research happening!#covid19 #doctor #themoreyouknow #immunity #virus #antibodytesting January 3, 2026 Immune System vs. Viruses: Can We Ever Win? #shorts December 23, 2025 Probiotics, Immunity & COVID – Why I Waited for the Research December 19, 2025 Did Covid Change Your Brain? Doctor Explains December 17, 2025
So much #research happening!#covid19 #doctor #themoreyouknow #immunity #virus #antibodytesting January 3, 2026