What did the strict study generally find about the effect of internet use on sleep? a) teens who use the internet and phone after bedtime have a variety of sleep problems. b) sleep is unaffected by internet use, as long as it is on a personal computer. c) teens sleep better with their phones at their side. d) younger teens tend to spend more time on internet devices.
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What did the strict study generally find about the effect of internet use on sleep? a) teens who us...
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