Summary:
- The article discusses a new feature in the Apple Watch that can detect illness before symptoms appear. This feature, called "Vitals," uses the watch's sensors to monitor various health metrics and identify potential signs of illness.
- The article explains that the Vitals feature can detect changes in a user's heart rate, temperature, and other vital signs, which could indicate the onset of an illness. This allows users to seek medical attention or take preventive measures before they start experiencing symptoms.
- The article also mentions that the Vitals feature is expected to be a significant addition to the Apple Watch's health and wellness capabilities, providing users with an early warning system for potential health issues.