EAST LANSING, Michigan, Jan. 28 -- Michigan State University posted the following news: * * * Ask the expert: Why smartphone addiction is a flawed idea * Smartphone addiction, also called problematic smartphone use, is a widely studied and discussed topic. A search for "smartphone addiction" on Google Scholar shows over 40,000 results, and researchers have created many tools to measure it. Studies suggest about 27% of people worldwide may show signs of smartphone addiction, and research has   more