Does anyone else have issues with your heart rate not being measured most of the time while doing a workout? This is the Series 8 : r/AppleWatch
Has anyone gotten a high heart rate alert on their watch from stress? Heart rate reached 150 today apparently from a challenging colleague 🤣 : r/AppleWatch
Exploring the Accuracy of Apple Watch's Heart Rate Monitoring - GadgetMates
This is my heart rate when just sitting down doing nothing? Is something wrong with my watch, or is it normal for it to vary this much every few minutes? : r/AppleWatch
Google Pixel Watch 2 best heart rate monitoring on android : r/WearOS
Gurman: Apple Watch Series 9 and Ultra 2 to Feature New Heart Rate Monitor, More Accurate Sensors, U2 Chip, and More : r/AppleWatch
Best watches with heart rate monitor, speedometer, and oxygen sensor? : r/smartwatch
Apple Watch Ultra - Heart Rate during runs does not work - spikes and stays high | MacRumors Forums