The Ithlete Finger Sensor is a device that measures heart rate variability (HRV), which is an indicator of fitness. It helps determine whether athletes in training should work out hard that day, stick ...

The FDA has cleared a next-generation system to continuously monitor patients’ blood pressure while they’re undergoing surgery without the use of inflatable cuffs or invasive arterial catheters.

This wearable sensor harvests sweat from the fingertips to generate the electricity it needs to measure things such as heart rate and blood-sugar. UC San Diego A newly developed medical sensor runs on ...

Small biofuel cells can harvest enough energy from the sweat on a person’s fingertips to power wearable medical sensors that track health and nutrition – and because our fingertips are one of the ...

The blood oxygen sensor featured in Apple Watch Series 6 and 7 is “not intended for medical use,” Apple says. That seems odd, considering that low blood oxygen is a serious medical condition. If the ...