• We’ve always known the prevalence of dementia increases with age. Here’s fresh evidence of its increasing incidence in the “oldest” old.
• Belly up to the bar? Moderate drinking may lower Alzheimer risk.
• New tests assessing brain volume may allow earlier Alzheimer detection.

In one study, Irish researchers found scans measuring brain volume and a combination of memory tests accurately identified nearly 95 percent of people who had progressed from mild cognitive impairment to early Alzheimer’s disease. In another study, U.S. researchers found that a type of brain scan that measures glucose combined with low scores on memory tests was a strong predictor of disease progression.

• Born and bred here in Minnesota: the birth of a new anti-Alzheimer drug.
• Omega-3 fatty acid supplements — a no-go in Alzheimer disease prevention.

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