Every 20 mmHg increase in your systolic blood pressure, or 10 mmHg increase in diastolic blood pressure, doubles your mortality. And only 23% of people with high blood pressure have it under control.

Pretty massive implications for public health.

I wrote about some of the science behind on-the-wrist blood pressure monitoring and public health implications here:

https://www.empirical.health/blog/apple-watch-blood-pressure...