Should not let baby sleep when lights

According to the scientists, the exposure to light at night increases the risk of cancer, depression and decreased activity of hormones. Dr. Joyce Walsleben, associate professor at New York Medical College for or "light inhibits the secretion of melatonin, a sleep promoting hormones naturally. Even when you are asleep, the light still through your eyelids, and the brain will not produce melatonin if it confused between day and night ".

So that to light when sleep is not good habits and has influence partly to biological body's pace. By the evening the body produces the hormone called melatonin functions to maintain a normal life as well as adjust the cycle of some physiological functions in the body. The hormone is produced naturally in the dark or in other words the darkness of night will help produce quality melatonin stable.

When children sleep and still turn the cell will cause the disorder produce melatonin, falsified the development cycle of the body. For this reason we have day and night as well as the light is consistent with the purpose of use. "The light has different wavelengths and energy from the impact on the human body. For example, the information shows, the red light will ensure as well as better lighting of neon bulbs because different wavelengths ".

An ideal night environment (cool and dark) is necessary for producing hormones, while her parents back often to lights in the room to their children.

As more and more research shows the relation between exposure to light at night and health problems. A report by the Center for disease control and prevention United States announced had pointed out the lack of sleep is related to cancer. Studies show that the incidence of breast cancer in women who are blind just by almost half compared with normal women, as well as the risk of cancer of the prostate, lung, colon in normal males twice as high compared to people who are blind.

More interesting, this does not reduce the rate for cases who was diagnosed as blind, but the eye can still see the light.

This has led scientists to study the relation between exposure to the light especially after the Sun has been diving with the rate of disease. Further research showed that workers do the night shift had higher sickness rate people on shift. The light blue and green (from the computer, TV, alarm clock, telephone , etc.) the most harmful, because these are the colors of light that on board the body of exposure the most, so we make the brain think is is on board.

The importance of sleep for young:

Exposure to light at night and can reduce the quality of sleep and interrupted the sleep process, lead to the following problems. According to Dr. Phyllis c. Zee, Director of the Center for the treatment of sleep disorders at Northwestern Memorial hospital , "there is more evidence to suggest the length of sleep is related to obesity in young children.

In addition to sleep also affects:

1. Learning and memory: Sleep helps the brain absorb new information into memory through a process called memory consolidation. In experiments, people who went to bed after school articles have higher test results.

2. Metabolism and weight loss: chronic insomnia can make us gain weight by affect the handling and the body's carbohydrate reserves, and by changing the concentration of hormones that impact the taste of us.

3. Safety: lack of sleep leads to a tendency not awake during the day. This can lead to the falls and mistakes as medical errors, risks and traffic accidents.

4. Mood: insomnia lead to irritability, impatience, difficulty concentrating and Moody. Too little sleep may cause we have no strength to do anything I want.

5. Cardiovascular disease: The people with severe sleep disorder are prone to high blood pressure, increases the concentration of hormones that cause stress and erratic heart rhythms.

6. Disease: lack of sleep depress the immune system and the activity of the cells.=

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