The more a night and it was getting dark, then our bodies
will increasingly feel tired and sleepy. This is a very reasonable thing, the
synthesis and secretion of the hormone melatonin by the pineal gland increases
with time more nights. This hormone causes us to be sleepy at night. The
function of sleepiness is a positive signal for the body to get rest him.
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| sleep in the dark |
Sleep certainly has become a routine activity of every
person. With Sleep at night, then the man will give you a break on the mind and
physical, at noon after an exhausting activity. And when you wake up in the
morning, the body will feel better feel fresh and can back their activities as
usual.
And there are some people who turned out to sleep the
night in a state of glowing lights. There is also a sleep by turning off the
lights. The question is, is there any difference between the two? The answer is
Yes, because in a state of sleep night lights will harm health.
Here below are some of the dangers of sleeping in a state of
glowing lights.
Increase the risk of cancer
People who turn on the lights during sleep, it will
stimulate the formation of cancer cells in the body. So turn off the lights
when you sleep at night is very advisable thing to do.
Melatonin hormone
The hormone melatonin is very closely related to the
body's ability to maintain immunity. With sleep while turning on the lights it
will be to inhibit the production of the hormone melatonin, so appear dangerous
variety.
Benefits of sleep in the dark or turn off the lights
Sleep a night in the room was completely dark will be
very beneficial for the body. Biologists named Joan Robert said that the new
body could produce the hormone melatonin when absolutely no light.
Hormones apparently one immune hormones were able to
fight and prevent a variety of diseases, including breast cancer and prostate
cancer. Unfortunately, the hormone melatonin will not appear when a person
sleeps at night in a state of glowing lights.
The presence of light or light albeit slightly, then
make the hormone melatonin production stops. By turning off the lights when in
bed at night, it can save a lot of energy while also increasing the body's
health.
Therefore if there are people who slept the night while
watching TV, then this is a bad thing.
Other researchers from the UK and other countries,
find the science that when the light is turned on at night, it can trigger
excessive expression of cells associated with the formation of cancer cells.
In fact, scientists claim if someone woke up at night
and the lights on for a few seconds, it can cause biological changes, which
were at risk of cancer. For the people who wake up at night, avoid turning on
the light.
The risk of leukemia in children who sleep with the lights
on
Children who sleep with the lights on then it would be
at risk of developing leukemia. The scientists found that the body needs
darkness in producing substances to fight cancer. Even when the lights turn on
the toilet, passing street lamps will be able to stop the production of
melatonin.
A Professor of Texas University said:
"Once you sleep and do not turn off the lights for 1
minute. Your brain immediately recognizes the light as day, so that melatonin
levels drop. "
A study published in the city of London found that people
who suffer from cancer due to prolonged use of lights when you sleep at night.
Normally, melatonin production occurs between the hours of 9 pm to 8 am.
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