Does a heavy use of cell phones envisage depression? A survey confirms the statement that the students who use cell phones excessively may be under depression.



The survey was conducted on South Korean high schools students. It showed that the students used their cell phones more than ninety times in a day because they were unhappy. They showed higher depression symptoms. The students who used seventy times showed fewer symptoms than previous group.



However, the researchers set the table of data as explaining that 90 uses per day as heavy use makes sense. At the same time 70 uses per day, does not count as heavy use, looks a little strange. This is very thin line of demarcation between heavy use and less use of cell phone.



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