Pulse oximeters use light to measure how much oxygen is in a person’s blood. For most people, a normal pulse oximeter reading is between 95% and 100%, researchers said in background notes. Readings ...

I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

See how to monitor your health, sleep, and physical exercise with the help of wearables, smart wearable electronics, with ...