When Dr. Noha Aboelata learned that research stretching back decades showed that pulse oximeters routinely failed patients ...

When most people hear the word hypertension, they think of high blood pressure. While not as common as high blood pressure, ...

A pulse oximeter measures how much oxygen is in your blood. The device gives you two readings. (Photo Credit: Moment/Getty Images) Pulse oximetry is the name of the test using the pulse ox.

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

Even five minutes of a brisk walk, stair-climbing or jogging — in short, a moderate or vigorous physical activity — could ...