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Articles on Sun Damage
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Articles: Sun Damage

The Effects of Ultraviolet Light
The skin has evolved to protect us from the harmful effects of ultraviolet light. Sunscreens were first developed to prevent sunburns by blocking UVB; they allowed us to prolong our time in the sun, but that resulted in increased exposure to UVA. Modern sunscreens attempt to block the whole spectrum of UV light, so are called broad spectrum. Not all so-called broad spectrum sunscreens protect skin from the whole range of UVA.
Facts about UV Damage
Ultraviolet light (lightwaves 200-400nm) from the sun can cause sunburn if your skin is exposed for too long.
Sunscreen and Sunburn FAQ
While some experts believe that frequent application during sun exposure is beneficial, some experiments have shown that a single application of sunscreen will suffice for the day.
The Effects of Anti-Oxidants on Sun Damaged Skin
Recently there has been a lot of talk about the positive effects of anti-oxidants. Oxidative damage occurs when DNA, nocleid acid, protein, and lipids become oxidized due to photo-chemical reaction when UVA light is absorbed.
Sunscreen Facts
Sun avoidance and the use of regular sunscreens are widely promoted these days by individuals and organizations interested in cancer prevention, and this message is widely heard by the public. Yet, a majority of people
Recommended Articles on Photo Damage and Sun Protection
Sunshine, although essential for health and well being, is certainly a hazard for the skin. For many people it feels good to spend time outdoors and this makes it difficult to avoid excessive exposure to the sun. Most of the sun exposure we accumulate throughout our lives, is thought to be the effect of multiple short periods of time outside. If the ozone depletion continues this may also increase our lifetime exposure
Choosing the Right Sunscreen
There is more to sunscreens that meets the eye. Here are a few points you should keep in mind when selecting one: 1. Sun Protection Factor (SPF) is not the only way to judge sunscreen. SPF gives an indication of how well a sunscreen will protect your skin from ultraviolet-B light (which causes sunburn and skin cancer. ) but tells you nothing about a sunscreen's ability to protect you from ultraviolet-A light (which causes wrinkles, and also contributes to skin cancer). If you want protection against UV-A, be sure that your sunscreen includes avobenzone (Parsol-1789), Mexoryl®, titanium dioxide and/or zinc oxide