How screen time promote brain health?
According to a report Americans children are on screens for more than seven hours a day.
Previous research said that too much of the screen time could be harmful to a child's development.
But according to Sweden's new study it could be beneficial.
But it also depends on the type of screen activities.
Study said that those who played video games more than one hour increased their IQ by two and a half points.
They also found no major negative or positive effect of much screen timings.
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