High blood sugar tied to dementia in non-diabetics

By Gene Emery NEW YORK (Reuters Health) – Elderly people with high blood sugar – but not high enough to be diabetic – face a slightly greater risk of developing dementia, according to a new study of over 2,000 volunteers. The research, published in the New England Journal of Medicine, does not prove that high glucose levels directly cause dementia. But having an average glucose reading of 105 to 120 milligrams per deciliter (mg/dL) was tied to an increase in dementia risk by 10 percent to 20 percent in non-diabetics. If the reading was below 100, the risk was lower. …