"The other fascinating thing here is where these new cells pop up: in the hippocampus, a region of the brain associated with learning and memory. So this could help explain, at least partially, why so many studies have identified a link between aerobic exercise and improvement in memory. 'If you are exercising so that you sweat — about 30 to 40 minutes — new brain cells are being born,' added Postal, who herself is a runner. 'And it just happens to be in that memory area.'"
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