Quoted: ?It?s certainly unusual. Data suggests that 95 to 98 percent of people Holmes? age are on social media,? Dr. Megan A. Moreno, of University of Wisconsin-Madison School of Medicine and Public Health, told CBS News. As for that other 5- to 2 percent, Moreno, who has no connection to the case, highlighted a link between extreme Internet use ? or lack of use ? and depression.