Myocardial infarction, angina pectoris, atherosclerosis, hypertension - all these are heart diseases. They can occur as a result of hereditary factors, excessive stress, anxiety, physical trauma, emotional distress, etc. Another common cause of heart disease is poor diet. We would like to draw your attention to the cardiogram. It is with its help that the listed pathologies are identified in people. Experts strongly recommend regular cardiograms for people suffering from hypertension, smokers, people with high cholesterol, and other groups of people. Don’t forget to undergo the examination on time, and our book will help you understand its results.