Can IQ increase with age? Leia mais: Does intelligence increase with age
Scientists have long known that our ability to think quickly and recall information, also known as fluid intelligence, peaks around age 20 and then begins a slow decline.
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The European study, which was released this week, found evidence that we tend to hit our cognitive maximum around age 35 and remain there until about age 45, at which point a long, slow decline takes hold.These findings suggest IQ is not really fixed — it can be improved if working memory can be improved. Fluid intelligence is the ability to reason quickly and to think abstractly. Working memory is the ability to hold and manipulate information to produce some result or reasoning processes.

Does socioeconomic status influence a child’s intelligence
Several studies have found that socioeconomic status (SES) modifies the heritability of children's intelligence. Among low-SES families, genetic factors have been reported to explain less of the variance in intelligence; the reverse is found for high-SES families.




