Description. Get street cred for your sweat. The Strava real-time Relative Effort app analyzes your heart rate during a workout and ranks your total activity effort. The deeper you dig and the longer you hold, the higher your Relative Effort. Relative Effort requires a built-in optical heart rate sensor or a paired heart rate monitor. Be sure Garmin Vivoactive 5. Wareable. It's not quite as sleek looking with a slightly inferior AMOLED display, aluminum case, and it uses the older Elevate 4 heart rate sensor. What's more, there's It seems there is an issue with your heart rate monitor. In most cases, replacing the battery in the heart rate monitor and then re-syncing it to your device will solve the issue. You heart rate monitor should take the small circular batteries typically found in watches. The model number of the battery is CR2032. My heart rate monitor sunddently stopped working after charging it Friday night. It reads as 0 in activities and the screen is blank on the watch with a line crossed through the heart symbol. The green LED lights are not on in the back of the watch. Allows you to enable and configure phone notifications from your compatible smartphone. You can filter notifications by During an Activity or Not During an Activity. Abnormal Heart Rate Alerts. Allows you to set the device to alert you when your heart rate exceeds or drops below a set threshold after a period of inactivity. tQqr. From past 3 week heart rate sensor green lights not working at all. Tried restarting several times. Tried restore to defaults. Still no green lights. For the first week the Vivoactive HR heart rate readings were wildly inaccurate. Exercises that I knew were in the 120-150 beats per minute zone were reporting 80 beats per minute. However, after a few days of these bad readings the device came good and seemed to give me realistic (or at least plausible) readings. This gives me a very wide envelope of heart rates with my resting hr about 70. If I get up and walk around, my heart rate will jump up to 100-120 pretty quickly and easily. This is normal for me and not cause for concern at all, although if I were in better shape, my heart rate would stay a bit lower. The Garmin Vivoactive 4 has a 1.3-inch screen of 260 x 260 pixel resolution, the same specs as the Fenix 6. This display won’t look too impressive to those who haven’t owned a Garmin or Hi,underwater heart rate is available in Vivoactive 4, but I cannot ensure you the precission because I have not test it till now, possibly I make it today. I don´t understand why are you saying that Vivoactive doesn´t allow the HRM-Swim, because is Ant+ and can be paired perfectly with VA4.

garmin vivoactive 4 heart rate not working