The Reebok strapless heart rate monitor eliminates the need to wear chest strap. This would free the user of worrying so much about the fit of the strap. Reebok strapless heart rate monitor works by placing your finger on the wrist unit for several seconds. The electronic impulse coming from the finger would be the source of data that the heart rate monitor would use to determine the heart rate. Polar has specific heart rate monitors for specific activity such as fitness, running, cycling, outdoor, team management, healthy living, and weight management. Polar also has different types of heart rate monitors that are suited for each type of user with different demands. For starters and for those whose demands are only to monitor their heart rate during regular exercise, Polar provides the F series. Higher end belt strap heart rate monitors can be computer compatible or contain high memory storage capacity that equates to larger room to save data for several days of training. Its main disadvantage on the other hand could be the inconvenience the strap provides on the user. Since most of this type is designed for male users, women who wish to have the strap belt heart rate monitor during training can have difficulty fitting the right size for them. This is the reason why expectant mothers would go to medical centers for regular checkup on the status of the baby inside the womb unmindful of the cost that would take to do it. Today, if you are about to be a mother, there is a better way to get in touch with your future baby right at the comfort of your home. This is because the strapless heart rate monitor requires the user to place two fingers on the monitor s sensor in a specific length of time usually between 4 to 13 seconds. And the reading would only activate if this is done. The electrical stimulation provided by the fingers that is sourced from the heart gives the strapless monitor the right reading on the heart rate. Nevertheless there is a great need to understand that although all belt chests have one and the same purpose, which is to transmit data to the receiver, one is still different from the other. Here are the things you should know to better choose the right belt chest heart monitor: All belt chests should be worn while training, so the most important thing to consider is comfort.