Ключевые слова: ache, alone, asthma, attack, beard, breast, breathing, breathing problems, cardiac, cardiac arrhythmia, cardiology, cardiovascular, caucasian, chest, chest pressure, condition, couch, discomfort, disease, dyspnea, feeling, hands, health, home, hurt, illness, male, negative, pain, painful, panic, patient, problem, risk, sad, shock, sick man, sickness, sitting, sofa, stress, stroke, suffering, symptom, thrombosis, touches, unhealthy, unwell, upset,