Hello,
Got a problem indicated above. Doing cardio shows after about 5 minutes the value above 160 bpm. But after turning and switching on again watches got back to the normal result about 130 bpm.
But on the running mode seems pretty ok.
How to get rid of that?
I have the same problem during a running activity. With a heart rate strap the rate is ok but running only with optical wrist heart rate shows weird data.
after a few minutes the heart rate shoots up without…
I know that there is a lot of traffic in the Fenix-Forum regarding this topic. My hope was that it would be solved with the V8.10 at latest but it`s not.
Usually I use a heart rate strap but my expectation…
That are known problems since a very long time and for all (Garmin) devives.
...and any watch from any manufacturer attempting to get reliable and accurate pulse measurements from a…
In which case you’ll be ‘chasing after unicorns’ 
if you want WHR to work for those kinds of activities 
; it’s a chest strap only for that kind of stuff I'm afraid .
You are right, I did a Strength Yoga this morning and it was like WHR did not want to get higher than 90 when HR belt was even at 120, but under 85-90 WHR was about right.
