There are already plenty of watches and wrist-worn medical devices that can monitor blood pressure.
The $500Omron HeartGuide, for example, contains an inflatable cuff in its strap.
Thats a proper medical gear, but it lacks all the other features that make the Apple Watch great.
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Constant Care
Usually, you only ever get your biometrics measured when you visit the doctor.
“The advantage of continuous monitoring of blood pressure comes in the form of trends,” says Agrawal.
A single reading at a doctor’s office isn’t considered enough."
Apple
Apple
If your watch is constantly monitoring your vital signs, then it also can flag anomalies.
Legalese warnings notwithstanding, the Apple Watch makes for quite an effective early-warning system.
It even detects falls andnotifies the emergency servicesif you remain unresponsive.
Constant monitoring “in the field” also can bemoreaccurate, not less, suggests Agrawal.
Thats when your physiological response changes because theres a doctor taking your measurements.
Other Sensors?
The other sensors rumored for the next Apple Watch measure blood glucose and blood alcohol levels.
The possibilities for sensors that can be included in a watch are practically endless.
Another very useful monitor would be body temperature.
You may as well use a cheap, regular thermometer.
