Pasha 118: Herd immunity isn't achievable. We need to learn to live with COVID-19

In the first year of the COVID-19 pandemic the phrase “herd immunity” was bandied about a lot by heads of state as well as health officials. This ideal end state was described as the moment when the virus had been beaten, and everyone could return to a normal life.

But a great deal has changed in the intervening months. Firstly, the virus has mutated in ways that make it spread more quickly, and in ways that make it potentially more resistant.

In addition, the unequal distribution of vaccines, combined with slow rollouts in a great many countries as well as vaccine hesitancy,…

© La Conversation - lundi 2 août 2021