We keep seeing news about many countries reopening their economies, only to have a second wave of Covid-19 affect their citizens. The ideal situation would be that there is herd immunity in our population towards the SARS-CoV-2 virus that causes Covid-19. So how can we reopen our economy while minimising the impact of a second wave of Covid-19? Yes, the second factor is the strength of our systems in detection (testing), managing and preventing new cases. The government of Vietnam then graded each province by their risk level: at high risk, at moderate risk and at low risk.

Source: thestar July 01, 2020 23:05 UTC