Diabetics who have been hospitalized due to low blood sugar (hypoglycemia) episodes face a greater risk of developing dementia later in life, a study has found. The study of thousands of Type 2 diabetics tracked episodes of hypoglycemia over a 22-year period. Compared with patients with no hypoglycemia problems, patients with one severe episode had a 26 percent increased risk of dementia; patients with two episodes had an 80 percent increased risk; and people who had had three or more episodes...