Mae bron i ddwy flynedd wedi pasio ers llunio’r rhestr ac rydym wedi dysgu llawer am y feirws ers hynny. Mae’r brechlyn wedi newid hynt y pandemig ac wedi gwanhau’r cysylltiad rhwng coronafeirws a salwch difrifol. Mae gennym nawr fynediad at driniaethau newydd sydd hefyd yn gallu atal salwch difrifol, yn enwedig ar gyfer pobl sy’n agored i niwed yn glinigol.
Almost two years have passed since the list was developed and we have learned a lot about the virus since then. Vaccination has changed the course of the pandemic and has severely weakened the link between coronavirus and serious illness and we now have access to new treatments which can also prevent serious illness, especially for people who are clinically vulnerable.