Olympic athletes have lower resting heart rates…

Discussion in 'Health' started by Nedikihd, Dec 14, 2014.

  1. Nedikihd

    Nedikihd New Member

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    Olympic athletes have lower resting heart rates because
     
  2. Dunderan

    Dunderan New Member

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    Olympic athletes have lower resting heart rates because they exercise regularly, which improves the efficiency of their heart
     

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