And we are not talking about the emotional excitement, which can be caused by someone with a mobile phone or tablet to work. It turns out that screens of these devices use a backlight, which can lead to a negative impact on the process of production of melatonin in the human body, causing sleep disorders .
This hormone controls the natural circadian mode theme. At night melatonin is secreted by the pineal body, informing the body about the need to prepare for the holiday. But if a person in the evening or at night to affect short-wavelength light that illuminate the screens of gadgets, it can slow down or even stop the production of melatonin.
This will lead not only to a regular sleep disorders, but also increase the risk of obesity and type 2 diabetes. Prolonged exposure to this light, and chronic sleep disorder may develop breast cancer. That is why the disease is much more common in women working night shifts.
Researchers from the United States urges manufacturers of devices with LCD screens to check the impact of their products on the human sleep and its natural circadian rhythms. On the basis of these results, the owners of gadgets can officially recommend to refrain from using them in the evening before bedtime. Although the researchers tested the effects on cell phones and tablets, there is a belief that the sleep disorders They can be caused by any other gadgets backlit screen.
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