Fodd bynnag, maent wedi rhybuddio y gallwn ddisgwyl i achosion gynyddu o ganlyniad i amrywiolion coronafeirws newydd – BA.4 a BA.5. Er hynny, mae pedwar prif swyddog meddygol y DU wedi dweud ei bod yn annhebygol y bydd y rhain yn arwain at bwysau COVID uniongyrchol sylweddol yn y dyfodol agos.
However, they have warned we can expect cases to increase as a result of new coronavirus variants – BA.4 and BA.5. However, the four UK chief medical officers have said it is unlikely that these will lead to significant direct Covid pressures in the immediate future.