Tag Archives: herd immunity

The Delta Variant and Herd Immunity

CNN’s medical contributor Dr Leana Wen said: “So now we have this delta variant that is much more contagious. Because it’s more contagious, it’s going to be even harder for us to reach herd immunity.” Dr Wen who seems very intelligent and well trained (in Emergency Medicine) must have been on autopilot when she made…


Read the full entry