![Why does HRM-Dual consistently shows *very* high HR (170+) during first 6-8 min of warmup during runs? Is this a fit issue? Don't feel like I've maxed out my HR; not gasping Why does HRM-Dual consistently shows *very* high HR (170+) during first 6-8 min of warmup during runs? Is this a fit issue? Don't feel like I've maxed out my HR; not gasping](https://preview.redd.it/why-does-hrm-dual-consistently-shows-very-high-hr-170-v0-18ntntgnvi791.jpg?auto=webp&s=f3ff0ba08abd31eadb7d0a652d1d12738503c9ce)
Why does HRM-Dual consistently shows *very* high HR (170+) during first 6-8 min of warmup during runs? Is this a fit issue? Don't feel like I've maxed out my HR; not gasping
![Garmin WRIST Running POWER vs HRM PRO chest strap | Review | How to install | Enduro 2 | 2022 | NEW - YouTube Garmin WRIST Running POWER vs HRM PRO chest strap | Review | How to install | Enduro 2 | 2022 | NEW - YouTube](https://i.ytimg.com/vi/GgyOPuPZz-4/maxresdefault.jpg)
Garmin WRIST Running POWER vs HRM PRO chest strap | Review | How to install | Enduro 2 | 2022 | NEW - YouTube
![Amazon.com: Garmin 010-13118-00 HRM-Pro Plus, Premium Chest Strap Heart Rate Monitor, Captures Running Dynamics, Transmits via ANT+ and BLE : Sports & Outdoors Amazon.com: Garmin 010-13118-00 HRM-Pro Plus, Premium Chest Strap Heart Rate Monitor, Captures Running Dynamics, Transmits via ANT+ and BLE : Sports & Outdoors](https://m.media-amazon.com/images/I/71SUclhHfsL._AC_UF350,350_QL80_.jpg)
Amazon.com: Garmin 010-13118-00 HRM-Pro Plus, Premium Chest Strap Heart Rate Monitor, Captures Running Dynamics, Transmits via ANT+ and BLE : Sports & Outdoors
![Garmin HRM Tri Heart Rate Monitor HRM Run 4.0 Heart Rate Swimming Running Cycling Garmin Edge Monitor Strap GPS Efenix HRM4-Run - AliExpress Garmin HRM Tri Heart Rate Monitor HRM Run 4.0 Heart Rate Swimming Running Cycling Garmin Edge Monitor Strap GPS Efenix HRM4-Run - AliExpress](https://ae01.alicdn.com/kf/Se249df3b2bd9409b922a00080af1c235I.jpg_640x640Q90.jpg_.webp)
Garmin HRM Tri Heart Rate Monitor HRM Run 4.0 Heart Rate Swimming Running Cycling Garmin Edge Monitor Strap GPS Efenix HRM4-Run - AliExpress
![Garmin HRM Tri Heart Rate Monitor HRM Run 4.0 Heart Rate Swimming Running Cycling Garmin Edge Monitor Strap GPS Efenix HRM4-Run - AliExpress Garmin HRM Tri Heart Rate Monitor HRM Run 4.0 Heart Rate Swimming Running Cycling Garmin Edge Monitor Strap GPS Efenix HRM4-Run - AliExpress](https://ae01.alicdn.com/kf/Sece7531314f2408bbda776e041ad12da6/Garmin-HRM-Tri-Heart-Rate-Monitor-HRM-Run-4-0-Heart-Rate-Swimming-Running-Cycling-Garmin.jpg)