Heart rate reserve is one way to tell how fit you are. The calculation comes from subtracting your resting heart rate from your maximum heart rate. The more fit you are, the lower your resting heart rate will be. When you have a low resting heart rate, your heart rate reserve is high.
BY-HEART definition: 1. to learn something in such a way that you can say it from memory 2. learned in such a way that…. Learn more. Take another little piece of my heart, I know you will And you'll break it Break another little piece of my heart now, baby 'Cause you know you got it if it makes you feel good, so good [Chorus[Pre-Chorus] So, respectfully [Chorus] I'm not a piece of cake For you to just discard While you walk away With the frosting of my heart So I'm takin' back What's mine, you'll miss The slice ofZM50hge.