Ключевые слова: aid, athletic, bells, cardiac, cardio, cardiologist, cardiology, cardiovascular, care, discussing, doctor, dumb, dumbbells, exercise, exercises, exercising, explaining, fit, fitness, gymnastic, health, healthcare, healthy, heart, heartbeat, insurance, lecture, lecturer, lifestyle, man, medical, medicine, offering, physical, physician, physiotherapy, prescription, pulse, recovering, rehabilitation, showing, specialist, sport, stretching, student, teacher, teaching, training, workout,