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by jonahx 3150 days ago
> But unlike physical sports, GM's don't exactly suffer from physical deterioration do they?

The mind is just as physical as anything else.

It's a deeply complex question, but generally speaking most forms of cognition -- including processing speed, working memory, and fluid intelligence -- decline with age beginning in your twenties:

https://www.quora.com/Intelligence-and-Genetics-Can-does-IQ-...