Ключевые слова: anatomy, artery, blood, cardiac, cardiologist, cardiovascular, chest pain, coronary artery, cramp, disease, emotional stress, healthcare and medicine, heart internal organ, heart attack, heart disease, home interior, horizontal, human, human internal organ, illness, indoors, lifestyles, male, man, mature adult, medical, medical condition, medicine, muscle, myocardium, pain, physical injury, physical pressure, problems, senior, senior adult, surgery, touching, white people, woman,