Beware asleep in front of the tv

TV stays on when the owner is asleep can increase the risk of depression. Not because the thought of a bloated electricity bills because the TV is on all night, but because light triggers changes in the brain.

The bright light emitted by the TV screen to give the same effect as sleeping in a bright room conditions. This condition is often associated with risk of breast cancer and obesity, but is still frequently associated with psychological health.

Recent research at Ohio State University indicate that bright light during sleep can lead to mental disorders, especially depression. The reason, one of the components of a biological clock that works on light dark difference in disorder because of the bright light during sleep.

Bright light during sleep also affect the brain, particularly in the hippocampus, which regulates emotions. In addition, the brain also produces more compounds Tumor Necrosis Factor (TNF) causes inflammation which is also associated with risk of depression.

These new findings are based on the results of experiments in hamsters, which are conditioned to sleeping in bright conditions because of the cage were given continuous light illumination. Compared to other hamsters were given an opportunity to sleep in a dark room, the hamster test more stress.

Signs of stress were observed, among others, to be less active than others, as well as loss of appetite for food or drinks that contain lots of sugar. In humans, this represents a loss of appetite, although there is good food.

"Observations on the hamster is very consistent with what we know as the symptoms of depression in humans," said Tracy Bedrosian who published the findings in the journal Molecular Psychiatry, as quoted from the Huffingtonpost,