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<p>Good Morning,</p>
<p> Just a decent run this morning. 5.21 in 50:44 My heart rate jumped to 160 by 3/4 of a mile but then it dropped back down to 150 or so by 1 mile. I have never had that happen before. I wasn't pushing hard at the start. </p>
<p> Just a decent run this morning. 5.21 in 50:44 My heart rate jumped to 160 by 3/4 of a mile but then it dropped back down to 150 or so by 1 mile. I have never had that happen before. I wasn't pushing hard at the start. </p>