In an era in which technology is advancing rapidly today's example. If it is called a mobile phone or Smartphone is becoming a factor of 5 or 6 factors of life, is not a fact to much. Our life with it almost all the time and it's more clever, the more we rely on it. On average, we spend time to sit motionless tv screen. The computer monitor screen, or even a mobile phone for more than 13 hours a day on holidays. Although this is an average of Thailand. Today. Even as the weekday to study or to work, spend time with activities that are beneficial to blank.
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