OnePlus is set to enhance its smartwatch lineup with the forthcoming OnePlus Watch 3 series, introducing a suite of advanced health monitoring features. Insights from a recent teardown of the OHealth app reveal several anticipated functionalities:
• ECG Monitoring: The app indicates support for electrocardiogram (ECG) readings, enabling detection of conditions such as atrial fibrillation (AFib) and other heart irregularities. Users can perform ECG measurements directly on the watch, even if their smartphone lacks the necessary compatibility. 
• Wrist Temperature Tracking: The OnePlus Watch 3 is expected to monitor wrist temperature, providing users with insights into their baseline and any deviations. Establishing an accurate baseline requires wearing the watch during sleep for at least five nights, with one session lasting four or more hours. 
• 60-Second Health Checkup:A new feature will offer a rapid assessment of key health indicators, including blood oxygen levels, vascular age, and sleep patterns, aiming …