The results showed that the overall risk of a heart attack or stroke was “significantly associated with cognitive decline” with those at the highest risk showing the greatest decline.

It also said there was a “consistent association” between smoking and lower scores in the tests.
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These results underline the importance of looking after your cardiovascular health from mid-life”

Dr Simon Ridley Alzheimer’s Research UK

One of the researchers, Dr Alex Dregan, said: “Cognitive decline becomes more common with ageing and for an increasing number of people interferes with daily functioning and well-being.

“We have identified a number of risk factors which could be associated with accelerated cognitive decline, all of which, could be modifiable.”