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andersson42
on April 4, 2019
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The Heart of a Swimmer vs. the Heart of a Runner
There has been quite a bit written about this subject lately, there are mounting evidence that training hard have a negative impact on your heart.
https://www.amazon.com/Haywire-Heart-exercise-protect-heart/...
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https://www.amazon.com/Haywire-Heart-exercise-protect-heart/...