WHO LOST ON HERD IMMUNITY
The World Health Organization recently changed the definition of \u2018herd immunity\u2019 on their website by stating \u2018a population can be protected from a certain virus if a threshold of vaccination is reached,\u2019 and also went so far as to say that herd immunity is achieved by protecting people from a virus, not by exposing them to it. What prompted them to make this change? Take a look.