Blood pressure is the amount of pressure that your blood exerts on the blood vessels in your body. As your heart beats, it contracts and relaxes, pushing blood out of the heart to the arteries, which ...

The BPM Vision doesn't actually work with Withings' Cardio Check-Up—you need an ECG-enabled Withings tracker, like the ScanWatch 2 ($370), to use that feature. It's also bigger than the BPM Connect ...