Ключевые слова: ache, acute, angina, arrhythmia, attack, breathing, cardiac, cardio, cardiology, cardiovascular, chest, coronary, cough, crisis, disease, exhausted, fibrillation, healthy, heart, heartache, hurt, hypertension, hypertensive, illness, indoors, infarct, infarction, inflammation, injury, ischemic, lung, male, man, myocardial, pain, painful, palpitation, people, pneumonia, pressure, sick, sickness, sore, soreness, stenocardia, stress, stroke, sudden, suffering, unhealthy,