Mark Hansmeier
@hansmeier
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Mark Hansmeier
@hansmeier
What is the best heart rate zone to train in when preparing for a marathon? I am 40 and in good shape, and I’m usually averaging 145-150 bpm during my long runs.
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Mark Hansmeier
@hansmeier
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Mark Hansmeier
@hansmeier
Early morning run in the books
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Mark Hansmeier
@hansmeier
5:30 AM - getting ready for a 15 miler in the cold
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