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0

Thank you for all the answers so far! I 'll check each one of them. Still waiting for more answers though!


2

After trying the suggestions from other answers, consider that the numbers might be real. I do have the same problem and I returned my first HRM because I thought it was faulty. It turned out that I just do have unusually high heart rate without any known heart conditions, so that 150 is more or less normal for casual riding and the maximum is somewhere ...


0

Since no-one else mentioned it - this can be caused by the air causing some synthetic shirts/base layers to flap/flutter. I had a top that got relegated to use on the indoor trainer because when wearing it outdoors my HRM would record 200+ any time I picked up any speed.


3

As mentioned already, one likely problem is poor contact. One easy way to test for poor contact is to get the contact area wet - and I mean wet. Put on your HRM strap and get your GPS unit. Turn on the GPS unit, and when it's reading your HR - or when it should be reading your HR - take a full water bottle and soak in between the HRM strap and your skin. ...


9

Try replacing the battery, it could be running flat. Make sure you're getting proper contact with your HRM to your chest - try adding some conductive gel. Try a different soft strap, they wear out after a while. I've had inconsistent readings from all 3 of the above issues at times.


-2

I haven't found any of these answers satisfactory. I use my road bike on my trainer, so fit can't be an issue. I don't train hard on the trainer, always 130bmp heart rate. The only difference is I spend more time upright on the trainer than on the road.


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