Activity Trackers Fitness Watch Heart Rate Monitor

the EKG which is what we're recording with electrodes shows the electrical activity in the heart so that's an electrical sensing technology so these chest straps essentially have an EKG lead right over the chest so it's the same technology so we would generally expect that to work very well where as an optical sensor is not near your heart and it's not sensing the electrical activity within your within your heart it's sensing the flow of blood through your capillaries one pulse per each heartbeat in the beginning when these wristbands came out they were essentially glorified pedometers now we're seeing them incorporate heart rate monitoring I should be able to get a continuous heart rate from this guy so far resting this seems to be pretty accurate but we should see how it does when I get my heart rate up how was your so right now my chest strap is sending signals to the vivofit and it'