Zhou Yan, a 12-year-old student, went to the doctor because he had "mobile phone disease (疾病)". A of teenagers are getting it because more and more are (use) mobile phones.
Zhou got his mobile phone five months He spent too much time (play) with his mobile phone. He sent (message) to his friends with it all the time. Zhou started to do (bad) in exams than before. His mom got very angry with him, but he didn't stop Playing his arms hurt (疼痛).
Yang Ling, a doctor, says that someone uses his mobile phone too much, he might get "mobile phone disease". If teenagers find (they) arms or fingers hurt, they should go to the doctor as soon as possible. Yang says playing phones is (healthy) for the mind and the body so that teenagers should use mobile phones less.