Playing with mobile phones on your stomach is an unhealthy lifestyle, because observing mobile phones at close range will lead to video terminal syndrome. For minors, playing mobile phones often on their stomach will lead to an increase in myopia. For middle-aged and elderly people over 50 years old, watching mobile phones at close range for a long time will lead to visual fatigue. Generally speaking, most people will be tired when staring at their mobile phones for a long time, which will also lead to dry eye. Therefore, it is suggested that patients who watch mobile phones for a long time should take regular breaks and try not to use their eyes at close range for a long time.