Ключевые слова: 30s, ache, adult, angina, anomaly, attack, background, business, businessman, cardio, cardiology, caucasian, chest, concept, corporate, disease, emergency, employee, failure, glasses, gray, guy, hand, handsome, health, healthcare, heart, heartache, hispanic, ill, illness, infarct, male, man, medical, medicine, old, pain, painful, people, person, problem, professional, sick, sickness, stress, stressful, unhealthy, white, young,