the UV-B ray absorption

We can not see, but our daily exposure. Invisible rays of light coming from the sun is called ultraviolet (UV) are both beneficial and potentially dangerous. UV is helpful, because they support the production of vitamin D, although our bones and teeth strong. Their strength, our immune system against diseases such as colon cancer. Ultraviolet light can also be used to treat psoriasis - a painful skin disease, characterized by itchy patches.
On the other hand, ultraviolet ray can be deadly, because they can burn eyes, hair and skin, especially if these items are not properly protected. Exposure to sunlight also lead to premature aging and light aging, wrinkles, telangiectasia, or liver spots and uneven pigmentation marks a condition. This is obviously the people, who often sunbathe. Many of them showed signs of aging, early in life, before reaching 30 years old photos. In contrast, normal skin at the age of 40 years or longer.
The ozone layer is part of the UV-B ray absorption, but this does not make them less dangerous. The main reason for this type will usually affect the surface of the skin sunburn and skin cancer.
The United States of America's National Cancer Institute says, more than 600 new cases of non melanoma skin cancer, is expected this year. This figure, an estimated 1.900 people will die of the disease. This evidence is striking statistic, you should protect themselves against the harmful effects of ultraviolet radiation. One way to do this is by wearing sunglasses. In general, it is also fair to say, a lot of people to exercise more accessories, because they are in the sport of problems better get moving trend. This may be surprising, because most of us are prepared to set aside some money, we enjoy the relaxation exercise. If you're elected, rather than spend a lot of time playing your sport, then you have to make sure that you have all the equipment, can be used to improve your method.