The video shows a person holding a smartphone and scrolling through the screen. The screen displays a heart rate monitor app with various graphs and data. The person's finger is seen scrolling through the app, and they stop to point at certain parts of the screen. The app displays the heart rate, time in heart rate zones, and minutes of cardio and cardio intensity. The person scrolls through the app, showing different screens with different data. The video ends with the person scrolling through the app again.