Wearable devices like smartwatches and fitness trackers have revolutionized the way we monitor our health. Worn around the ...

Your next heart-rate monitor may not be a smartwatch at all. Google's latest research hints at a surprisingly simple ...

The MAX30105 is an optical sensor capable of a great many things. It can sense particulate matter in the air, or pick up the blinking of an eye. Or, you can use it as a rudimentary way to measure your ...

In addition to monitoring heart rate, these smartwatches can also monitor blood oxygen levels, sleep quality and stress.

The Garmin HRM-Fit is a heart rate monitor made for women, or at least anyone who would wear a sports bra while exercising. Where other heart rate monitor straps use an elastic band and a metal popper ...

This simple circuit enables you to listen to your heartbeat, for instance, while you are exercising. The transducer used for detecting the pulse is an electret microphone, X1 in the diagram. The model ...

We tested the best heart rate monitors so you can focus on the miles, not the math.

A heart rate monitor may be the key to unlocking your fitness goals. That’s because heart rate is a reliable indicator of your exercise input—it reflects the effort applied to every workout. Keeping ...

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 ...

If your Fitbit Charge 6 is giving you heart rate readings that are clearly wrong — showing 85 BPM during a HIIT workout when you’re gasping for air, spiking to 200 BPM while you’re sitting on the ...

Your Galaxy Watch is telling you your resting heart rate is 120 BPM while you’re sitting on the couch. You know something’s wrong. The truth is, Samsung’s Galaxy Watch series has struggled with heart ...