Can you provide a link to buy the heart rate monitor/easily see options available?
You don't need any electrode gel with it, it keeps perfect track of your heart, and it doesn't disconnect like some of the other monitors.
Amazon link: http://www.amazon.com/Polar-Bluetooth-Smart-Heart-Sensor/dp/...
http://www.polar.com/en/support/FAQs/H7_heart_rate_sensor_co...