Never sleep beside phones

• 作者: Jack
• 来源期刊: 新世纪智能
• 学科: 文学
• 关键词: NEVER BLUE artificial
• 年，卷（期）: xsjzn_2019,（50）
• 页码范围: 34-36
• 页数: 3页
• 分类号: H31

摘要

For electronic devices like laptops,phones,anything with a LED or LCD display,the problem is that they produce a large amount of artificial blue light.Blue light is what__us to know what time of day it is.By exposing aurselves to large amounts of blue liaht late at night,we are giving our bodies a cue that it's time actually to wake up instead of going to__.