Fix *optical* HR and chest strap HR issues – Troubleshooting Garmin, Polar, TomTom, Suunto

Reading Time: 7 minutes What! A heart rate of 280bpm, that can’t be right can it? Oh hang on a minute now there’s no reading at all. Most of you have been there with … Continue reading Fix *optical* HR and chest strap HR issues – Troubleshooting Garmin, Polar, TomTom, Suunto