I gael rhagor o wybodaeth, ac i gwblhau'r arolwg, ewch i:www.healthwisewales.gov.walesneu ffoniwch dîm Doeth am Iechyd Cymru ar 0800 917 2172 / 02920 768 090 rhwng 8.00am a 7.00pm, ddydd Llun i ddydd Gwener.
For more information and to complete the survey, visit:www.healthwisewales.gov.walesor call the Healthwise Wales team on 0800 917 2172 / 02920 768 090 between 8.00am and 7.00pm, Monday to Friday.