Put your finger on the heart rate sensor in the base, and an Arduino Nano actuates a single servo to your own personal beat. We’d love to see it work overtime while someone gets worked up.

Inside, an Arduino Nano is hooked up to a series of WS2812b LEDs. The LEDs are flashed in time with the heartbeat of the person holding the heart, thanks to a MAX30102 heartbeat sensor.

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 ...

A heart rate monitor can help you crush your fitness goals. See our top picks in watches, chest straps, and more.

The heart rate sensor now will turn red when something is charging via the Wireless PowerShare feature that Samsung has included in the Galaxy S10.

Paying attention to your heart rate when training can be an excellent way to monitor your intensity and performance. Not only can this help ensure you stay within the threshold to burn calories ...

The best heart rate monitors often come with a range of features to improve a person's overall fitness. Learn more here.

Is the heart rate sensor on your smartwatch accurate? Research has shown skin tone may affect whether it is, and companies have responded to the challenge.