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China Daily | Updated: 2016-09-14 06:55
A recent survey shows that 85 percent of people spend time on their smartphones just before going to sleep. Is this "addiction" a health threat?
"Every night, my roommates and I have great difficulty in putting down our phones and going to sleep. Phones occupy much of our free time."
Liao Wenting, 20, college student in Hubei province
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