Ключевые слова: angina, arrhythmia, attack, awareness, blood, cardiac, cardiology, cardiovascular, care, chest, condition, coronary, diagnosed, diagnosis, disability, disease, disorder, failure, health care, healthy, heart, high, hurt, hypertension, ill, infection, medical, medicare, medicine, metaphor, pain, physical, pressure, prevention, sick, stress, stroke, symptoms, tachycardia, therapy, treatment,