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09/22/2014 05:45 pm ET Updated Sep 22, 2014

Exercising May Bolster Your Brain Wires In Old Age

Peter Cade via Getty Images

People who stay physically active into old age may be improving their brain health by preventing a decline in the brain's white matter, a new study suggests.

The white matter is composed of fiberlike parts of brain cells that enable communication between brain regions.

"We hope that this will encourage people to take better care of their brains by being more active," said study co-author Agnieszka Burzynska, a researcher at the University of Illinois.

Read more on LiveScience

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