Uv Rays and the Type of Uv Rays

Uv Rays and the Type of Uv Rays

People that state tanning beds are harmful are often wrong. These people often aren’t educated about UV rays and the type of UV rays in tanning beds. Saying, for instance, the UV rays cause suppression of the immune system, cataracts, skin cancer, and/or premature aging of the skin. Comparing tanning beds to the sun. But tanning beds are a lot different from the sun.

UV light is typically found as part of the radiation received by the Earth from the Sun. Most humans are aware of the effects of UV through the painful condition of sunburn. Types of UV light include - UVA, UVB, and UVC. The ozone layer absorbs some, but not all, of these types of UV radiation: UVA - Not absorbed by the ozone layer, UVB - Mostly absorbed by the ozone layer, but some does reach the Earth's surface, and UVC - Completely absorbed by the ozone layer and oxygen. UVB rays wavelengths are much shorter, affecting the outermost layers of skin. UVB rays are known as the "burning rays" and are considered most dangerous.

Some researchers will state that any exposures to UV rays are negative. Saying it’s harmful to your heath and causes suppression of the immune system, cataracts, skin cancer, and/or premature aging of the skin. Therefore, they say it is important that you limit exposure to the sun as much as you can and if in contact with the sun to always ware at least a 30 SPF sunscreen.

There are many benefits from tanning beds. For example, UVB induces the production of vitamin D in the skin. It has been estimated that thousands of premature deaths occur in the United States annually from a range of cancers due to vitamin D deficiency. Another illistaration of this would be, most tanning bed industries agree that indoor tanning is much safer than receiving outdoor exposure to the sun. Light emitted from tanning equipment contains approximately 40% less UVB rays, the most harmful type of radiation, than does light from the sun. Tanning beds, therefore, have the...

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