While all of these things are important to reduce transmission the other harms that the effects of these actions could have on children and young people need to be taken into account.
Er bod yr holl bethau hyn yn bwysig er mwyn lleihau trosglwyddo, mae angen ystyried y niwed arall y gallai effeithiau'r camau hyn eu cael ar blant a phobl ifanc.