Countries are grappling with the thorny question of easing coronavirus lockdowns but there are no easy answers
Before any government lifts restrictions, the following preliminary criteria would need to be: Firstly whether the number of infections been falling consistently for a period of 14 days, the generally accepted incubation period of the virus; secondly, whether hospitals have the necessary equipment for staff and patients in the event of a second wave without relying on emergency measures such as field hospitals; and lastly whether countries are in a position to carry out mass testing, tracing...
Carried out by the University of California, Berkeley, and MIT researchers argue that major cities like San Francisco could return to as much as 70 percent of normal mobility. Whereas other regions may see mobility restricted to around the 40 percent mark.goes as far as to suggest that only once you see zero cases can we stop the exponential increase rise of the virus, lockdowns mere slow the numbers. But to achieve zero cases requires total isolation, as China managed to largely achieve.
Worryingly for those hoping herd immunity may in time mean that there is light at the end of the tunnel, researchers at Columbia University in the US have suggested in a preliminary paper that this may not be the case., it focused on four coronaviruses which circulate each year but garnered little attention due to the mild symptoms they elicit and found that re-infection from the same coronavirus was not uncommon, even in the same year.
The research doesn’t look at the current Covid-19 strain but the findings are a cautious reminder that the current pandemic, without a cure, could be with us for years to come.
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