Working hard all day but not falling asleep when you go to bed at night, staring at your mobile phone for a long time, sleeping only lightly when it gets dark\u2014this is a serious problem that bothers most young and old people alike today. The human body has a natural clock; it is called the circadian rhythm. Severe deviations in this are the cause of insomnia. Here are the 5 major scientific reasons behind insomnia:<\/p>\n
Blue Light Screen Exposure: The most important modern scientific reason behind insomnia at night is the use of mobile phones, laptops and TVs. When you sit in the dark and look at these screens, the harmful blue light emitted from them falls directly on your eyes. This completely blocks the production of melatonin, the sleep hormone that the body naturally produces at night. The brain receives a false signal that it is daytime, which prevents sleep.<\/p>\n
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