“Mae cyflwyno cyfyngiadau mewn unrhyw ran o Gymru wastad yn benderfyniad aruthrol o anodd i’w wneud.  Ond rydyn ni’n gweithredu i ddiogelu iechyd pobl ac i geisio torri’r gadwyn heintio a rhwystro’r sefyllfa rhag gwaethygu.
“Introducing restrictions in any parts of Wales is always an incredibly difficult decision for us to make. But we’re acting to protect people’s health and to try and break the chain of transmission and stop the situation from getting worse.