The Rusko screen allows you to enter your Rusko heart rate test. Enter your heart rate for each 5 second interval specified. It will automatically move the cursor to the next box when you enter a heart rate. It also graphs the heart rate profile as you enter the values so you can easily see your recovery profile. When done click to save the rusko test and return to your daily log. It will calculate a Recovery Index from the heart rate profile and put this into the box below as well as the RI Log Value box. This is used by some Canadian teams to quantify the profile curve. So far data has show a strong correlation between the Recovery Index and other forms of recovery monitoring including how an athlete is feeling.