Ключевые слова: activity, app, background, calories, clock, closeup, communication, computer, connection, data, design, device, digital, display, electronic, exercise, finger, fitness, future, futuristic, gadget, graph, gym, hand, health, health care, healthy, innovation, interface, internet, lifestyle, mobile, modern, network, online, phone, science, screen, showing, smart, smartwatch, sport, tech, technology, touch, training, virtual, watch, working out, workout,