Intellectual abilities tend to peak during a person's late twenties and early thirties, and then decline gradually through the forties and fifties. After age 60, intellectual abilities show a steady decrease with each passing decade.

Question

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Research shows that different intellectual abilities peak at different times in life, with some cognitive skills like vocabulary and general knowledge increasing or remaining stable with age. While certain aspects of fluid intelligence such as problem-solving speed may decline, the overall picture of intellectual abilities through aging is more complex and does not universally show a steady decrease after a certain age.

Intellectual Abilities Tend to Peak During a Person's Late Twenties