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Type 2 diabetes diminishes mental performance, but how?

Type 2 diabetes diminishes mental performance, but how?

Losing keys and forgetting names are real enough worries for anyone growing older. But for those with Type 2 diabetes, the prospect of cognitive decline is very real. Those who develop the metabolic disorder have a roughly 75% higher risk of developing some form of dementia than do those without the metabolic disorder. Underscoring that reality, new research suggests that insulin resistance and elevated levels of sugar in the blood — both hallmarks of Type 2 diabetes — unleash a cascade of events that, over time, impair the brain's blood vessels. With remarkable speed — over two years during which researchers tracked a group of older adults with diabetes...

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