Polar FT4 Heart Rate MonitorThe future home of polarft4heartratereviews.mee.nu2014-06-11T10:03:26Zdorisdavid444http://polarft4heartratereviews.mee.nu/atom.xmlWhat is a healthy heart rate2014-06-11T10:03:26ZWhat is a healthy heart rate? Human heart rate, also known as a pulse, is number of heart beats per minute. Heart rate can vary widely; it all depends on what the requirements we make to our body. For example, during sleep a person will have a much lower heart rate compared with the period of training. Between the heart rate and the pulse is a certain technical gap, despite the fact that they have the same value: Heart rate is the number of heartbeats per unit time, which is almost always expressed in minutes. This is the number of...dorisdavid444http://polarft4heartratereviews.mee.nu//what_is_a_healthy_heart_rate