This tutorial discusses the different types of pulse oximeters including optical and reflective techniques and the design considerations taken when building high-end portable bedside monitors or mid ...

While at CES 2016, I got a sneak preview of the MAX30102 optical sensor. I met with Maxim Integrated and saw a really neat optical heart rate IC for the wrist, finger, or even the ear. Any reasonably ...

We’re always looking for interesting biohacks here on Hackaday, and this new research article describing a calibrated pulse oximeter for different skin tones really caught our attention. Their idea ...

The wearable pulse oximeter market is expanding due to advancements in sensor technology, AI integration, and increasing ...

Background and Aims: To be useful in the delivery room, pulse oximeters must provide clinicians with accurate data in the first minutes after birth. This study aimed to identify the sensor application ...

Digital health and fitness company WHOOP has released the latest version of its wearable, the WHOOP 4.0. The new wearable includes haptic alerts that use gentle vibrations to awaken the wearer based ...

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging ...

Apple's new Apple Watch Series 6 goes all-in on health care, including a new feature to measure blood oxygen level-- a vital sign that's been helpful monitoring COVID-19, among other things. Other ...

If these devices are not calibrated for darker skin tones, the pigmentation of the skin could affect how that light is absorbed by the sensor, leading to erroneous oxygen readings. Pulse oximeters ...

Pulse oximeters measure blood oxygen level — how much oxygen is present in your blood and how well it is transported to the extremities (blood pressure monitors are different). Medical pulse oximeters ...

As an emergency medicine physician, Dr. Owais Durrani sees this issue regularly first-hand: When he clamps a pulse oximeter onto a patient's fingertip to measure their blood oxygen levels, the small ...

How fast does your heart beat? It’s a tough question to answer, because our heart rate changes all the time depending on what we’re doing and how our body is behaving. However, [Ludwin] noted that ...