Gydag achosion o'r Pas hefyd ar gynnydd yng Nghymru, mae Syr Frank yn annog pob menyw feichiog a rhieni babanod a phlant ifanc i sicrhau eu bod wedi cael eu brechiadau Pertussis (y Pas).
With whooping cough cases also on the rise in Wales, Sir Frank is encouraging all pregnant women and parents of young babies and children to ensure they’ve had their pertussis (whooping cough) vaccinations.