Internally his heart rate monitor is using an Arduino Pro Mini, a small OLED screen, and a turn-key pulse sensor which was originally conceived as a Kickstarter in 2011 by “World Famous ...

How fast does your heart beat? It’s a tough question to answer, because our heart rate changes all the time depending on what we’re doing and how our body is behaving. However, ...

The Geek Pub guide will help get you started with an Arduino pulse sensor. While sensors like this are reliable, it's worth keeping in mind that your heart rate can tell you a lot of different things.

You may be interested in a project published to the Hackster.io website earlier this year providing instructions on how to create a simple wearable heart rate monitor using an Arduino Nano R3.

Choose the best heart rate monitors for your needs & lifestyle. Click here to achieve the best performance and improve your health & stamina!

Chest straps and optical heart-rate monitors are the two most common types of pulse trackers available for modern wearables, and they both use similar methods to measure your pulse.

The Samsung Galaxy S5 phone comes with a built-in optical sensor to sense fingertip pulse and was accurate even at a heart rate of 190.

Swimmers and triathletes also use them in tandem with their triathlon watches for the same reason. Our current favourite heart rate monitor is the ever-so-wonderful Garmin HRM Pro Plus.

More wrist-based heart rate monitors are hitting the market, letting you gauge your fitness with a quick read of your pulse. But as Sharon Profis discovered after a visit to the doctor, these ...