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							Teens who are glued to their smartphones and other 
							devices are unhappier than those who spend less time 
							on digital media, new research finds. The study 
							can't prove cause-and-effect, so it's not clear if 
							teens are made unhappy by spending a long time on 
							their devices, or whether less happy teens are 
							simply drawn to using them more. But whatever the 
							relationship, the key to digital media use and 
							happiness is limited use. Aim to spend no more than 
							two hours a day on digital media, and try to 
							increase the amount of time spend seeing friends 
							face-to-face and exercising two activities reliably 
							linked to greater happiness. One psychologist agreed 
							that links between teen smartphone use and 
							unhappiness are getting stronger. Although the 
							findings from this study need to be replicated by 
							other researchers, it's concerning that teens in 
							recent years seem to be less well psychologically 
							adjusted, and that smartphones may in part be 
							responsible," said by lead researcher. In the new 
							research, top researcher surveyed more than a 
							million 8th-, 10th- and 12th-graders across the 
							United States. The study asked kids how much time 
							they spent on their phones, tablets and computers; 
							the amount of time they spent in face-to-face 
							socializing; and their happiness levels. On average, 
							teens with higher levels of screen time were less 
							happy than those who spent more time doing 
							"non-screen" activities -- things such as sports, 
							face-to-face time with others, and reading 
							newspapers and magazines. Although this study can't 
							show causation, several other studies have shown 
							that more social media use leads to unhappiness, but 
							unhappiness does not lead to more social media use. 
							According to the research, the happiest teens in the 
							study spent a little less than an hour a day 
							scanning their smartphones, tablets or other 
							devices. After that, levels of unhappiness tended to 
							steadily increase with the amount of screen time. 
							The researchers also found that since the 1990s, 
							increasing availability of screen devices was 
							associated with an overall decline in U.S. teens' 
							happiness. Levels of life satisfaction, self-esteem 
							and happiness among young people plummeted after 
							2012, the year that the percentage of Americans who 
							owned a smartphone rose above 50 percent. By far the 
							largest change in teens' lives between 2012 and 2016 
							was the increase in the amount of time they spent on 
							digital media, and the subsequent decline in 
							in-person social activities and sleep. The advent of 
							the smartphone is the most plausible explanation for 
							the sudden decrease in teens' psychological 
							well-being. Parents should monitor and limit the 
							screen time and online communication of their 
							children, and encourage their children to socialize 
							directly with peers and stay active with sports and 
							exercise. Although this study does not prove 
							causation, it does further raise alarms about too 
							much screen time, and should serve as a reminder to 
							parents to limit their children's time in front of 
							technology, and encourage socialization and 
							exercise. |