Ключевые слова: background, beat, beverage, breakfast, caffeine, cardiogram, cardiology, care, cheerfulness, coffee, concept, cup, design, diagnosis, drink, ecg, electrocardiogram, emergency, energy, espresso, fresh, graph, graphic, health, healthy, heart, heartbeat, hot, invigorate, invigorating, life, line, medical, medicine, morning, mug, pulse, red, refreshing, shape, symbol, wake up, white,