Ключевые слова: action, activity, athlete, black, body, cardio, caucasian, checking, equipment, exercise, exercising, fit, fitness, hand, healthy, heart, heartbeat, industry, inspiration, jogger, jogging, landscape, lifestyle, male, monitor, motivation, nature, outdoors, outside, people, performance, person, pulse, rate, ready, smart, smart watch, smartwatch, sport, sport watch, sportwatch, stairs, summer, taking, technology, time, training, watch, workout, young man,