Whenever you are exercising, your heart rate increases as your body craves oxygen-filled blood. Most people have probably noticed this, but perhaps you are wondering if there is an ideal number that you want your heart rate to reach when exercising. There is, and it is called your target heart rate (THR). In this post, we will explain what your target heart rate is, how to find it, and how to reach it safely. What Is Your Target Heart Rate?