SEOUL, South Korea (AP) — South Korea will no longer use GPS monitoring to enforce quarantines and will also end daily checkup calls to low-risk coronavirus patients as a fast-developing omicron ...

Five mutations might help Omicron more easily fuse with and infect human cells. Waves of Variants Many variants of the SARS-CoV-2 coronavirus have arisen over the course of the pandemic.

South Korea will no longer use GPS monitoring to enforce quarantines and will also end daily checkup calls to low-risk coronavirus patients as a fast-developing omicron surge overwhelms health and ...