For those who find the feeling nearly faint-inducing, take heart: researchers at UC San Diego have created a non-invasive medical wearable with a suite of sensors that can measure blood pressure ...

As for data, it’s hooked up with a GPS module and a BME280 environmental sensor for location. The balloon can figure out where it is, and tell you the temperature, pressure, and humidity up ther ...

More information: Seongwook Min et al, Wearable blood pressure sensors for cardiovascular monitoring and machine learning ...

Circular says the onboard sensor array measures Pulse Transit Time (PTT) to assess blood pressure futures. Users can take measurements lasting between 30 seconds to a couple of minutes ...