heartrate

Hello all, I'm having a weird issue with my AW Series 4 (watchOS 5.3.1). Starting yesterday, and entirely out of the blue, the Workout app has stopped showing the correct heartrate during any kind of workout. The weird thing is that if I go back to my watchface with a heart rate complication or...

I love my apple watch but the heart rate monitor is poor. Taking a reading every 10 mins is pretty pointless. I walk home look at my HR, it's 70. I run home (without using the activity app) look and it's 70. I sit down, eat my dinner, it's 140. I got a Fitbit Blaze. It records the HR every 5...