Having a pain in your chest can be scary. It does not always mean that you are having a heart attack. There can be many other causes, including Other heart problems, such as angina Panic attacks Digestive problems, such as heartburn or esophagus disorders Sore muscles Lung diseases, such as pneumonia, pleurisy, or pulmonary embolism Costochondritis - an inflammation of joints in your chest Some of these problems can be serious. Get immediate medical care if you have chest pain that does not go away, crushing pain or pressure in the chest, or chest pain along with nausea, sweating, dizziness or shortness of breath. Treatment depends on the cause of the pain. Your friends ECG it's fairly normal except for some early repolarization changes and his problems can be very well correlated with anxiety or panic attacks. Yet To rule out cardiac issues. Get a 2D echocardiography done. If they are normal then get a TMT done Get back to me with the reports for a proper consultation.