Global Health Body Dishonestly Alters Meaning, Claims You Need A Vaccine To Achieve It The World Health Organization has changed the definition of “herd immunity” on the Covid section of their website, inserting the claim that it is a “concept used in vaccination”, and requires a vaccine to be achieved. Both of these statements are total falsehoods, which is demonstrated by the WHO’s own website back in June, and every dictionary definition of “herd immunity” you can find. https://off-guardian.org/2020/12/28/who-secretly-changed-their-definition-of-herd-immunity