When a transmitter sends a Wi-Fi signal and a receiver captures it after it passes through a person, the signal’s changes can ...

Non-invasive heart rate and blood pressure monitoring via facial images and video might soon be possible thanks to the development of pioneering signal-processing technologies. Researchers are ...

Heart rate is one of the most basic and important indicators of health, providing a snapshot into a person’s physical activity, stress and anxiety, hydration level, and more. Traditionally, measuring ...

It's not unusual to see researchers and DIYers find new uses for the Raspberry Pi, but the potential in this latest discovery is a doozy. A research team created a method for detecting heart rates ...