With the rapid economic development of modern society, the phone has become a very important tool for us. A young woman in the United States conducted such an experiment: not using a mobile phone for a week. You might think that the girl will definitely go crazy in the end, but the result is surprising. This young person without a mobile phone lives a healthy and happy life. Because she has more time to study, accompany her family, and do things she has always wanted to do but has not done.…