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Can Pupils Indicate How Light Exercise Impacts Your Brain?

Light-intensity exercise leads to notable changes in your brain that affect your cognitive function.

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Dr. Joseph Mercola
Oct 19, 2023
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pupils indicate light exercise impacts brain

STORY AT-A-GLANCE

  • The eyes’ pupils dilate in response to very light-intensity exercise, and the dilation provides a window into the activity’s influence on your brain health

  • Gentle exercise positively influences executive function, possibly by influencing activity in your brain’s prefrontal cortex, an area involved in problem solving, decision making, sel…

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