Have to say, is quite handy, smartphone and is indispensable in today's life. Song we should also use it properly, don't abuse it that left many harmful effects. Please take a moment and look back about the time you spent for smartphone, how many percent actually spent for work and learning rather than for entertainment and kill time waste. Instead of just looking at the screen smartphone constantly then you just 10 minutes looking at a place to be able to minimize the eyestrain when looking at this equipment for too long.You should also limit the use of smartphone when in places where the lack of light, should not use smartphone wherever you are, be a regular exercise to improve health as well as spend more time to interest people more is always clutching a mobile phone on hand.
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