2 ms·
Not mRNA vaccines, COVID vaccines (all of them, doesn't matter the type). To be specific Coronaviruses are known not to produce lasting immunity, COVID is no ex
by ars 4y ago
Not mRNA vaccines, COVID vaccines (all of them, doesn't matter the type). To be specific Coronaviruses are known not to produce lasting immunity, COVID is no exception.
They failed in their primary goal: Creating lasting immunity to this disease. They succeeded in a secondary goal: Reducing severity of infection.
The trouble with failing in the primary goal is that COVID is here forever.