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I've heard it can take a year to improve cardiac fitness. That can be discouraging but, hey, it's better then being a couch potato.
Originally Posted by tytbody I've heard it can take a year to improve cardiac fitness. That can be discouraging but, hey, it's better then being a couch potato. I am actually amazed at how I have improved. My resting heart rate was in the upper 70s when I started. It is now 58. Big difference!
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