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  • What does “other rhythm” and “noisy rhythm” mean? This is my Ecg in the part when it says “other rhythm”…anyone knows what this is?

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    • I’m completely new – how do you get to this “part when it says “other rhythm”?

      • Tom
        Whilst in the Workout Details page, on the Heart Rate strip, put your mouse to the left of an “O” and drag across and release, the strip zooms in. Move your mouse above an “O” and a black dot appears and the ECG strip above switches to show that 20 second period. As you move the mouse along the Heart Rate strip the dot moves and the ECG above…Read More

  • How many people use fourth frontier chest strap

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    • I’ve recommended others to use it, but they all ask, “Well how many use it? Each individual is unique, and those who are curious want to know more. Hence my question.

    • We would love to tell you or your friends and family more about how to use the Frontier X2! If you already own a Frontier X2, please reach out to support@fourthfrontier.com to set up an Introductory call. For anyone who does not have a Frontier X2, they can set up a demo with our team through fourthfrontier.com!

  • What’s the consensus with regards to training with a stage one heart block?

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    • I was instructed by cardiologist for me their was no limit. For you I don’t know.

      • I assume that you are referring to a prolonged PR interval, but you need to confirm that just be sure that we are talking about the same thing.

  • There is lots of literature showing a correlation between AFib and stroke , but my understanding is that there is no demonstrated causal relationship. There is a relatively recent bmj article that shows that people who have had surgery to resolve AFib have an unchanged chance of stroke.
    To me this points to the fact that there may be some common…Read More

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    • The reason for stroke risk for afib is that blood can pool in the heart during an episode and if the episode lasts long enough then clotting can occur risking a stroke.

      If you fix the afib then that risk “should” go away.

      • Apart from the fact that there’s no scientific studies that have showed this, to my knowledge. The pooling hypothesis is exactly that , a sensibly sounding hypothesis but with no sound research to back it up. I was diagnosed with Atrial Flutter many years ago and had a catheter ablation that completely resolved it – when I was later diagnosed…Read More

      • do you have any links you can share to articles proving a causal relationship between Afib and stroke ?

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