Pandemics are still defined by the number of infections. Not by the level of morbidity or mortality.…

Pandemics are still defined by the number of infections. Not by the level of morbidity or mortality. Wonderful thread from @arijitchakrav here as to why that is. Letting a pathogen spread is an invitation to it to continuously mutate, to defeat every defence we might muster. https://t.co/Io3nDWGnZw