Kamis, 22 November 2012

Often played Gadgets Before Sleep? Beware of This!!

For those of you who are accustomed to using gadgets before bedtime should be wary! According to recent studies, using mobile phones and tablets with a screen backlight that lights up for two hours before bed can lead to sleep problems.
In the study, conducted by scientists from the Lighting Research Center (LRC) at Rensselaer Polytechnic Institute believes that light can cause suppression of melatonin.
Melatonin is a chemical that controls the body's natural clock in our - or is it "the giver message" - indicating information evenings throughout the body.
Because the teens are very susceptible to this problem, the scientists were put on special glasses to the youth participants to monitor the effects in this study.
"Our research shows that exposure to two hours for the backlight of the gadget can suppress melatonin about 22 percent," said Mariana Figueiro, a member of the research team, told DailyMail.co.uk.
Melatonin is a hormone produced by the pineal gland at night and in conditions of darkness. So, if you are exposed to light at night, especially the wavelength of light, it can slow down or even stop the production of melatonin, disrupt sleep.
Melatonin suppression by light at night may lead to disruption involved in circadian sleep disorders, increased risk for diabetes and obesity, as well as an increased risk of more serious diseases, such as breast cancer case for many years in a row and, as shift workers night.
"Stimulating the human circadian system to these levels can affect sleep in those who continue to use the gadget before going to bed," said Figueiro.
The research team then tested the effect of light on suppression of melatonin tablets backlight. To simulate the use of these gadgets, as many as 13 people use tablets and exposed to light for reading, playing games, and watching movies.
Total suppression of melatonin after 60 minutes was very similar to the estimated amount of time to spend an hour in the sun and still not significant. However, after two hours of exposure there was a significant emphasis.
"The development of television technology currently causing a bigger and brighter, including computer screens and mobile phones," said Brittany Wood, members of other researchers.
"To produce light, electronic devices must emit light with a wavelength, which makes it a potential source to disrupt or delay the onset of melatonin sleep at night, as well as reducing the duration of sleep," he added.
"This is very worrying in the population of young adults and teenagers, which currently tends to change like an owl,"

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