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The most popular device used in tanning salons are called sun bed, tanning bed or tanning booths.
Natural ultraviolet radiation reaching the Earth's surface consists of approximately 95% UVA and 5% UVB radiation. Tanning bed use different tanning lamp which emits different composition of UVA and UVB. Many tanning device manufacturers are now offering relative amounts of UVA and UVB that mimic the natutal composition in sunlight. How does tanning bed works? The tanning lamp emits UV radiation that causes the tanning. Tanning is the skin's natural reaction to UV radiation, the cells called melanocytes produces the brown pigment - melanin which darkens the cells of the epidermis (outermost layer of the skin). Here are some claims commonly made about indoor tanning:
U.S. Food and Drug Administration cautioned that: Tanning lamps have become a popular method of maintaining a year-round tan, but their effects can be as dangerous as tanning outdoors. World Health Organization highlighted that: Sun bed radiation can produce adverse health effects similar to those of natural sunlight, most notably in fair-skinned persistent users.
Studies have been undertaken to systematically assess the dangers of sun beds, and the picture remains equivocal. Sun beds for self-tanning purposes have been available for the last two decades and due to the long latency period for skin cancer and eye damage, it has been difficult so far to demonstrate any long-term health effects.In general the sunlight or any source of ultraviolet radiation can damage the DNA of epidermal cells of the skin, triggering enzymes that race to repair the damage. However, these enzymes do not always repair DNA successfully and all this unrepaired damage can lead to mutations that increase the risk of skin cancer. Repeated, unprotected ultraviolet radiation exposure can cause photoaging - wrinkles, liver spots and skin aging. Take note that there is no such thing as a safe tan. However there are alternative in sunless tanners. Being informed about how to protect yourself from ultraviolet radiation is the best defense against skin cancer and photoaging.
In a nutshell, exposure to UVA or UVB radiation can cause sunburn, eye damage and other health effects including an increased risk of skin cancer. If you choose to use sun beds or any tanning device, you should be aware of the hazards so you can take steps to minimize your risk.
The following steps will help minimize your risk:
The following groups are at particularly high risk of incurring adverse effects from UV-emitting appliances:
For greater understanding about sun damage to the skin. Health effects of ultraviolet radiation from sun exposure.
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