The video shows a person's hand holding an Apple Watch. The watch screen displays an ECG reading with a message that the ECG does not show signs of atrial fibrillation. The watch screen also shows the time as 2:26. The person interacts with the watch by tapping on different options, including "Add Symptoms" and "Cancel." The watch screen displays symptoms such as fatigue, shortness of breath, chest tightness or pain, dizziness, and other. The person selects "None" for all symptoms. The video ends with the watch screen displaying the ECG rhythm and BPM average.