The Rule of the Aged
The Kyle Seraphin Show
00:00
The Impact of Age on Cognitive Decline
Cognitive decline may begin after midlife, but most often occurs at higher ages. 70 or more relative decline in performance occurs in people until they are about 50 years old. Cognitive abilities generally remain stable throughout the adult life until about 60 years old. There's little or no drop off in performance before age 55. The ability to process information peaks in the 20s and slowly, slowly, slowly declines to an average of about 55 years old. At 80, it is in a free fall going at least one standard deviation below the mean. That's what I'm looking at here.
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