Rydyn ni eisoes wedi gweld y manteision sy'n deillio o sicrhau bod cymaint o bobl â phosibl wedi cael eu brechu ac rydyn ni wedi bod yn paratoi ar gyfer hyn drwy gydol yr haf. Brechlynnau yw ein hamddiffyniad cryfaf o hyd rhag y feirws ac i gynnal y lefelau imiwnedd a gyflawnwyd gan bobl.
We have already seen the benefits that come from having as many people as possible vaccinated and have been preparing for this throughout the summer.  Vaccines remain our strongest defence from the virus and to maintain the levels of immunity that people have achieved.