Gall y frech goch wneud plant yn sâl iawn a bydd rhai plant sy'n ei ddal yn dioddef cymhlethdodau sy'n newid bywyd. Gall rhieni ddiogelu eu plant trwy wneud yn siŵr eu bod wedi'u brechu'n llawn. Os nad ydynt, dylid trefnu iddynt gael eu brechu cyn gynted â phosibl.
Measles can cause children to become very ill and some who contract it will suffer life changing complications. Parents can protect their children by checking they are fully vaccinated and where they are not, arranging for vaccination as soon as possible.