Professor Paul Gringras believes that displays of modern smartphones and tablets adversely affect human sleep. Blue and green light emitting smartphones, violate the secretion of melatonin in the body. It regulates circadian rhythms and facilitates sleep. Instead, the body considers that is under the sun, and the moment of falling asleep is delayed for at least another hour.

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Professor Paul Gringras believes that displays of modern smartphones and tablets adversely affect human sleep. Blue and green light emitting smartphones, violate the secretion of melatonin in the body. It regulates circadian rhythms and facilitates sleep. Instead, the body considers that is under the sun, and the moment of falling asleep is delayed for at least another hour.

According to the Professor, the producers time to become more responsible and to equip your gadgets special "bed mode". It would eliminate the emission of blue and green light, increasing the intensity of the red and yellow. It would not impact so seriously on the organism of owner and enable people with less harm to read from your smartphone before going to sleep.

it's Worth noting that stores application programs that regulate light emission the screen depending on the time of day.

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