Ключевые слова: adult, app, application, athlete, athletic, athletics, bracelet, cardio, cardiovascular, care, check, clock, device, digital, fit, fitness, fitness technology, fitness tracker, fitness watch, gadget, health, healthcare, healthy, heart, heartbeat, innovation, lifestyle, man, measure, modern, modern life, monitor, new technology, performance, pulse, rate, screen, smart, smartphone, smartwatch, sport, sports, sportsman, time, touchscreen, training, watch, wellness, workout, wristband,