Chest pain is one of the most alarming symptoms a person can experience. For many patients, the first test advised is an ECG. When the ECG report comes back normal, there is often a sense of relief followed by confusion if the chest pain continues. This raises a common and important question: Can a heart problem still exist even if the ECG is normal? The short answer is yes. A normal ECG does not always rule out heart disease. Understanding why this happens and which tests truly identify the...