TIPS: Turn off the Lights When Sleep Tonight

Turning off the lights when the dark night's sleep quietly collaborating
with the body. Only in a state that is really dark body
produce melatonin, a hormone in the immune system is able to fight and prevent various diseases including breast cancer and prostate cancer.
Conversely, sleep with the lights on at night - no matter how small
light causes the production of the hormone melatonin stopped.
Joan Roberts biologists discovered this secret after conducting experiments
in animals.
When the animals were given artificial light at night, melantoninnya
decreased and weakened his immune system.
Apparently, the lights - as well as TV - causes hormones to be
very tired.
Therefore, in addition to saving energy, by turning off lights when you sleep
is a natural way to improve the health of the body.