Yn gyffredinol, mae’r achosion o Covid-19 yn ôl yr hyn a adroddir gan Iechyd Cyhoeddus Cymru, a hynny’n bennaf ar sail profion PCR positif, wedi parhau i ostwng ledled Cymru ers 28 Ionawr 2022
Overall, cases of Covid-19 as reported by Public Health Wales, and based mainly on positive PCR tests, have continued to decrease across Wales since 28 January 2022.