Ключевые слова: activity, addiction, advertise, app, background, black, blank, bright, business, call, clock, communication, contact, device, digital, display, electronic, email, equipment, eyesight, face, finger, fist, gadget, hand, information, internet, isolated, light, male, man, media, message, mobile, modern, online, pinch, round, screen, search, smart, stopwatch, technology, text, time, timer, touch, white, wrist,