By this definition, people who self-assessed their day-to-day activities as limited by long-term physical or mental health conditions or illnesses are considered disabled.
Yn ôl y diffiniad hwn, caiff pobl sydd wedi hunanasesu bod eu cyflwr neu eu salwch corfforol neu feddyliol hirdymor yn cyfyngu ar eu gweithgareddau pob dydd eu hystyried yn anabl.