If you would prefer to build your very own DIY heart rate monitor, rather than purchase an expensive smartwatch or fitness tracker. You may be interested in a project published to the Hackster.io ...

In order to measure your heart rate, doctors have traditionally relied upon technology that is based on monitors with leads that attach to your body. Recent advances in wearables, augmented via blue ...

[James] has been building a heart rate monitor using a very cool TI chip. He needed a way to test his device, and commercial ECG simulators, like all biotech devices, are absurdly expensive. [James] ...

The MAXREFDES117# reference design is a low power, optical heart-rate module complete with integrated red and IR LEDs, and a power supply. This tiny board, perfect for wearable projects, may be placed ...

Although it’s only one part of a bigger picture, your heart rate can give you an idea of your cardiovascular fitness and overall heart health. Owning a heart rate monitor allows you to check your ...

Dr. David Benaron is an inventor whose team at Stanford laid the groundwork for the optical heart rate monitor. He's also a cheetah named Spottacus. I’m PCMag’s home theater and AR/VR expert, and your ...

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You might already count your steps with a walking app or wear a fitness tracker to keep tabs on calories burned during a workout—but, if you don’t have one already, a heart rate monitor is one of the ...

When Starla Garcia, 32, a runner based in Houston, Texas, was training for the 2019 Grandma’s Marathon, she noticed the data provided by her Garmin Forerunner 235 watch often seemed skewed, giving her ...