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    • How to Train With Heart Rate Zones

      How to Train With Heart Rate Zones

      GQ via Yahoo News· 6 days ago

      The higher the intensity, the less time you need to reap the benefits. “If you are limited on time, he recommends doing zone four high-intensity

    • How Exercise Can Help Protect Against Heart Disease

      Mercola· 7 days ago

      Part of the reason why exercise is so good for your heart may be its ability to help relieve stress. While exercise’s role in heart health is often attributed to related physical improvements ...