Experts told about the hidden health benefits of artificial lighting. It wakes us up better than coffee and also helps to cure the disease, but it has its disadvantages.
Most of us live almost half of my life in artificial light. From checking messages on your smartphone to watching TV or reading books by the light bulb – all these achievements of the epoch of blossoming of technologies that allow us a little longer to sleep.
However, we often instill the idea that constant exposure to artificial lighting disrupts circadian rhythms of the body, and therefore, negatively affects health. Bright artificial light suppresses the production of melatonin, the hormone of drowsiness, making it difficult for us to fall asleep.
Prolonged exposure to artificial light may increase the risk of obesity, diabetes, heart problems, high blood pressure and depression. And is recognized as the most dangerous rays that are produced by smartphones and other electronic devices.
However, artificial lighting is not as dangerous to health and may even benefit. It all depends on how and when we use it. So, to use tablets and mobile phones with their bluish screen before bed is not recommended, but the normal electric lamp, by the light of which to read the book, will be healthy and will help you fall asleep faster.
In the moment of awakening blue lighting, in reality, is the advantage that increases the level of energy is stronger than even coffee. Scientists Mid Sweden University compared the effects of caffeine and blue light on the brain, proving that both of these factors enhance the state of wakefulness. However, blue lighting to cope with this task efficiently. Artificial light stimulates the production of testosterone and accelerates the healing of wounds.
With regard to energy-saving lamps, then they are probably more useful for our environment, however, produce more blue color than traditional incandescent bulbs. So, energy-saving lamps interfere with our sleep, making more direct impacts on health.
Studying the effect of fluorescent tubular lamps, researchers from Stony Brook University in 2012 found the severity of their rays that damage the skin like a sun tan. In this regard, these lamps are recommended to use at distance, and better that they were closed with special plastic covers.