Fight, flight, focus: Researchers find a pathway from exercise to cognition

By Cyrus Moulton October 28, 2026

It’s a tried and true method for improving your focus: taking a break for a brisk walk. 

But while research has shown that short bouts of exercise benefit your brain, it’s unclear exactly how. 

New findings from Northeastern University suggests the system regulating the body’s fight-or-flight response might be an answer.

“For more than two decades, we’ve shown that there’s a beneficial relationship of a single dose of exercise on cognition,” said Charles Hillman, Michele and Anthony Manganaro distinguished professor and director of the Institute for Cognitive and Brain Health at Northeastern. “This is the first attempt to directly try and understand a mechanism that underpins that relationship in children.”

Read more at Northeastern Global News

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