According to new research, extraverts and disciplined people are less likely to experience cognitive decline later in life, whereas neurotic people are more likely to experience cognitive dysfunction.
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The researchers analysed data from nearly 2000 participants in the Rush Memory and Aging Project (MAP), a longitudinal study of older adults living in the greater Chicago metropolitan region and northeastern Illinois that began in 1997 and is still ongoing today. Participants were given a personality assessment as well as annual cognitive ability assessments.