Getting your blood oxygen measured usually involves a clamp-like oximeter that you put on your finger. Now there’s a new way to stay on top of your health. An oximeter measures oxygen levels by passing small beams of light through a finger; it detects changes in how light is absorbed in oxygenated or deoxygenated blood. (Blood oxygen levels lower or higher than normal can be … [Read more...] about Introducing The Prevention circul+ Wellness Smart Ring