Hyperglycaemia accelerates cognitive decline

And brain scans show how

People aged over 60 with diabetes or prediabetes experience accelerated cognitive decline, likely caused by microvascular lesions, a study shows.

The Swedish study of more than 2700 people, without dementia at baseline and a mean age of 72 years, showed that those with prediabetes and diabetes had a greater decline in cognitive function scores over follow-up than those without the conditions.

Participants with prediabetes or diabetes lost up to three points on the Mini-Mental State Examination over the nine-year follow-up period, averaging scores below 27 or 26

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