Photoplethysmography (PPG)

Photoplethysmography (PPG) is a simple optical technique used to detect volumetric changes in blood in peripheral circulation. It is a low cost and non-invasive method that makes measurements at the surface of the skin. The technique provides valuable information related to our cardiovascular system.

Links here

Developing an Opioid Sense and Alert Device Dove is a little box that sticks to your arm with replaceable adhesive patches. It monitors your SPO2, heart rate, and movement. When the device