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  • Will the x2 flag up other heart rhythms such as atrial flutter (AFl) where HR is normal but the atrium is contracting more rapidly eg 2,3,4 or 5 atrial contractions for every left ventricle contraction ?

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    • I suspect that the x2 picks up AFl, as the following shows ie what looks like the atrium beating approx 4 times for each ventricular beat ie

  • I am now in my mid 60s but still go to the gym most days and concentrate on aerobic activities ie Xtrainer, concept 2 rower, stairmaster stepper and spin classes / watt bikes.

    I used to be a competitive road at times, and x country runner to a decent standard, over distances such as 5k, 5M,10K,10M and half marathon until OA of the knees…Read More

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  • Hi Malcolm, i get a few of these and for me they seem to coincide with working fairly hard on intervals, and on occasions i may feel a palpitation – and more often than not, i see the marker symbol on the HR graph. If i click on that point, it also then lines up the 20 sec ECG trace,and the unusual heart beat tends to stand out – like the example…Read More

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    • Do you know what that market means? I have tons of them on my workouts but not sure how to interpret them. I’m sure it’s somewhere in the notes. Thanks in advance!

  • avg of -0.01. HRV also varied from min of 3 to max of 44 with avg of 12. HR varied from 88 to 126 avg and max 141. I am now 65 years old and used to compete at road and xcountry over 5k, 5M,10K,10Mile, half marathon and 20 miles at local,area,regional and national level events til 1998 when i retired due to OA of the knees.
    I am however well…Read More

  • Are there any plans to increase the sampling rate for HRV. If its only updated/sampled every 20 secs, i would have thought that its accuracy is being compromised. Similarly the heart strain metric – which during a 25 min session on the stairmaster stepper at an average of 99 SPM, was a fairly demanding aerobic set, yet the heart strain vaied only…Read More

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