There are many types of fitness trackers out there. In the most basic version, the fitness wearables track your fitness by automatically counting the number of steps you walked.
Then lately there are companies that came up with a way for them to measure your heart rate by placing an LED light sensor at the back of your wearable. So the question is, with all these developments should you get?
Well I found the following video whereby 4 wearables are tested. 2 of them had heart rate monitors. Watch the video below and learn why a wearable with a hart rate monitor is the best;