Tag: illness

(3 February 2021) As the world enters its second year of the pandemic, progress is very much a mixed bag.  On the plus side, several highly effective and safe vaccines are now being rolled out in most countries around the world.  While there have been significant bottlenecks in production and distribution, there is a widespread expectation that herd immunity through mass vaccination can be achieved by the end of 2021 in some countries. On the other hand, several new and more dangerous variants of the SARS-CoV-2 virus have emerged...