These 9 Hidden Apple Watch Health Features Could Change How You Use Yours

Here is a 191-word summary of the news article: The Apple Watch has several hidden health features that users may not be aware of. One is the ability to measure blood oxygen levels, which can provide insights into respiratory health. Another is the ECG app, which can detect signs of atrial fibrillation, a common heart rhythm disorder. The watch can also monitor sleep patterns, providing data on sleep quality and duration. Its fall detection feature can automatically call emergency services if the wearer experiences a hard fall. The watch can even detect sounds that may be damaging to hearing and provide notifications. Other lesser-known features include the ability to track menstrual cycles, measure heart rate variability for stress management, and receive high and low heart rate notifications. These various health-focused capabilities make the Apple Watch a powerful tool for monitoring one's wellbeing. While some users may be familiar with the watch's activity tracking and fitness features, these hidden health functions can provide valuable health insights and potentially even save lives. Leveraging these capabilities can help Apple Watch owners take a more proactive approach to their overall health.