These issues, which NHS Wales and social care staff are working tirelessly to manage, have been exacerbated by a recent increase in levels of demand.
Mae’r problemau hyn, y mae Gwasanaeth Iechyd Cymru a staff gofal cymdeithasol wedi bod yn gweithio’n ddiflino i’w rheoli, wedi’u gwaethygu gan gynnydd diweddar yn lefelau’r galw.