The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

Mobile health specialist Happitech has launched software that it says can help researchers use photoplethysmography (PPG) technology in the development of applications for use in cardiovascular care.

Samsung's upcoming Galaxy Watch 8 series, launching at the July 9th Unpacked event, is rumored to feature Google's Gemini AI assistant on Wear OS. The watches are expected to be powered by a new ...

Tested by our CNET fitness expert and recommended by the personal trainers we consulted, these are the best chest strap heart-rate monitors for your workouts.

We have developed a photoplethysmography (PPG)-based heart rate (HR) sensor [1], which is equipped with two sensors; one is a normal PPG sensor and the other is a motion artifact sensor. In the ...

We present a novel PPG optical sensor and device with ambient optical, electrical and electromagnetic noises cancellation, thus allowing only the useful optical signals to be received by health ...