Meet the Lifestone: a portable health tracking solution that can measure your blood pressure, body temperature, heart rate, breathing rate, blood oxygen level, and more. It has a detachable cuff, IR sensor, and other smart components to get the job done. An optional stethoscope is available for the gadget.
Lifestone is compatible with iOS and Android devices. It is also expected to be compatible with watchOS. You also get an encrypted multi-user feature, which is ideal for families. More info is available here.