The main natural source of ultra-violet radiation on Earth is the sun which beams help people to provide health of the organism. Many busy persons like to sunbathe under ultra-violet lamps of sunbeds today, considering that thus they compensate lack of sunshine. However whether these lamps how advertizing positions them are so harmless?
Advantage of ultra-violet lamps
Scientists repeatedly proved that ultraviolet has positive impact on all systems of human body. It promotes development of powerful protective forces which do not allow viruses and infections to get into body and to develop in it the harmful activity. Source of ultra-violet light in lamps of sunbed are the beams invisible to human eye which are on border of x-ray emission and violet range.
Action of artificial ultra-violet lamps is similar to action of the sunshine called near ultraviolet.
Besides beautiful suntan, in sunbed of people receives dose of ultraviolet which promotes production of the vitamin D which is actively participating in synthesis of calcium and assimilation by its organism. Besides strengthening of bones, hair, nails and teeth, the ultra-violet lamp has the bactericidal and disinfecting effect on skin that considerably reduces problems with acne rash or teenage pimples.
Harm of ultra-violet lamps
In spite of the fact that the concentrated ultraviolet rays cannot provoke appearance of burn, skin under their frequent influence will grow old much quicker. Beams deeply get under epidermis, destroying layers of collagen and elastin therefore there are wrinkles acting veins and other signs of withering of skin. However the biggest danger of such lamps is the possibility of development of cancer of skin: at visit of sunbed more than 10 times in year the danger of appearance of melanoma increases by 7 times.
The people accepting antibiotics, nonsteroid anesthetics, tricyclic antidepressants and tranquilizers cannot sunbathe under ultra-violet lamps.
Before visit of sunbed it is necessary to consult with the doctor and to carefully choose salon. Qualitative institution hires experts who will define the correct time of fire suitable to your type of appearance and skin. Also by all means be interested when lamps changed last time – the maximum term of their operation should not exceed 540 hours. If lamps have been replaced recently, reduce fire time, otherwise you can sunbathe much more, than planned. Before bedding in the sunbed capsule, learn location of the button of the emergency stop of the device. So you will feel more quietly and will be able to interrupt session if you suddenly have different unpleasant feelings.