Ключевые слова: app, apple, bangle, care, clock, closeup, computing, concept, device, display, female, fitness, gadget, hand, health, healthcare, heart, heartbeat, home, hour, icon, interface, leisure, lifestyle, medicine, mobile, monitor, outdoor, phone, portable, pulse, rate, screen, sensor, smart, smartphone, sport, synchronization, technology, time, touch, using, watch, wearable, wireless, wrist, wristband, wristlet,