Ключевые слова: aid, analysis, awareness, background, beat, blood, cardiac, cardiogram, cardiograph, cardiology, care, celebration, check, checkup, clinic, day, defibrillator, diagnosis, disease, doctor, emergency, frequency, graph, health, healthy, heart, heartbeat, hospital, human, isolated, life, love, medical, medicine, monitor, national, nurse, people, person, poster, rate, rhythm, science, stress, stroke, syringe, template, wave, wellness, world,