For example, peripheral arterial disease (PAD) affects about 20% of the population over the age of 60 in the UK and is associated with increased risk of death from heart attack and stroke.
Er enghraifft, mae clefyd y rhydwelïau perifferol yn effeithio ar tua 20% o'r boblogaeth dros 60 oed yn y DU, ac mae'n gysylltiedig â risg uwch o farwolaeth drwy drawiad ar y galon a strôc.