Word: relatedness
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Non-Hispanic black women have much higher rates of preterm and low-birth-weight delivery. Why that is we're not exactly sure. But if you look at any of a wide variety of risk factors related to infant mortality, you can find differences between blacks and whites and between...
Small and his colleagues have been trying to understand this difference. Small's hunch--now proven--was that a node of the hippocampus different from the one affected in Alzheimer's was breaking down in normal memory loss. "In humans, monkeys and rats," he says, "normal aging targets a node...
In a related study, psychologist Susan De Santi of NYU's Center for Brain Health studied subjects who had been diagnosed with mild cognitive impairment (MCI), a condition that can be transitory but one that also often segues to Alzheimer's. Two years later, some did develop the disease, but...
Not only did the CBV profile of the human exercisers mirror that of the mice, but the people who exercised more did better on a slew of memory tests. Other evidence backs this up. In a study of "previously sedentary" older subjects by psychologist Arthur Kramer at the University of...
No matter what you eat, if you want to keep your memory sharp, you should strive for a diet that keeps your belly fat down. A study of more than 6,500 people published in the March 26 edition of the journal Neurology showed that people who were overweight and...