Gwyddom fod rhai pobl mewn mwy o berygl o gael salwch difrifol os deuant i gysylltiad â’r  coronafeirws ac, wrth inni ddysgu mwy am y feirws, gwyddom fod hyn yn effeithio'n anghymesur ar rai rhannau o gymdeithas a rhai cymunedau.
We know that some people are at an increased risk of serious illness if they are exposed to coronavirus and, as we learn more about the virus, we know that some parts of society and some communities, are disproportionately affected.