Too much exercise might not be good for your heart, study suggests

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[Pioneer Press, April 03, 2014] Exercise usually is regarded as good medicine for your heart, but maybe there's such a thing as an overdose, according to a new study that involved researchers and marathoners from Minnesota.

Robert Schwartz, a Minneapolis Heart Institute Foundation researcher, and his fellow researchers wrote that "an emerging body of scientific data" is starting to suggest that "chronic, high-intensity exercise" may be stressing the heart and accelerating problems like plaque build up and cardiac chamber stiffness. Read more at

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