The ECG feature alongside other measurements in the Apple Watch can act a basic stress detector, claims a new study.Back in 2020, the then forthcoming Apple Watch Series 6 was rumored to include features for monitoring mental health issues, most specifically including anxiety. Apple has not included such an anxiety or stress app as yet.However, a limited new study claims that the Apple Watch is already useful for predicting stress, because of what else it is intended to detect.Read more