Playing mobile phones for a long time won't make people ugly, otherwise no one will use mobile phones. If mobile phones can make them ugly, then many beautiful women are afraid to use mobile phones, because using mobile phones will make them ugly. That one definitely won't dare to use it, so it's definitely not the reason for ugliness. It is certain that playing mobile phone will hurt your health. For example, it will hurt the eyes the most, and there are low-headed people, which will make the cervical spine and neck very uncomfortable. Therefore, playing mobile phones for a long time is the most harmful to the eyes, and it is easy to cause myopia and tears. There will also be a lot of phenomena about cervical vertebrae, opponents will be dependent, mobile phones will be hyperactive and separated. These have a great impact on life, so you should control your mobile phone, don't play when you should, and you can only play for about an hour every day, but many people can't control it, so it depends on what you think.