Jane Brody in The New York Times:
Though not as severe as full-blown Alzheimer’s disease or other forms of dementia, mild cognitive impairment is often a portent of these mind-robbing disorders. Dr. Barry Reisberg, professor of psychiatry at New York University School of Medicine, who in 1982 described the seven stages of Alzheimer’s disease, calls the milder disorder Stage 3, a condition of subtle deficits in cognitive function that nonetheless allow most people to live independently and participate in normal activities. One of Dr. Reisberg’s patients is a typical example. In the two and a half years since her diagnosis of mild cognitive impairment at age 78, the woman learned to use the subway, piloted an airplane for the first time (with an instructor) and continued to enjoy vacations and family visits. But she also paid some of the same bills twice and spends hours shuffling papers.
More here.
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