The build combines an EmotiBit sensor platform with an ... From this data, a pulse rate can be derived, and the LEDs flashed with a heart graphic in concert with the rhythm of the wearer’s ...

It’s a circuit-style workout, so it’s excellent for keeping the heart rate high and developing your cardiovascular fitness, as well as burning calories. You don’t need any equipment either ...

They use electrodes against your skin to monitor the electrical activity, whereas most other heart rate monitors are 'optical', meaning they send a ray of light into your skin and measure the ...