Education retards loss of mental ability

According to a story in the Los Angeles Times, a study suggests “that higher education may protect older people from faltering mental powers by building up alternate neural networks absent in less-educated people.” The controls in this study are inadequate but the researchers “correlated brain activity to each volunteer’s age and education level,” and found that “better-schooled volunteers were able to work around the memory problems common among the aged by drawing on mental reserves.”

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