Ultraviolet Radiation is harmful for cancer Cancer is a class of disease characterized by out of control cell growth. It is the result of cells that uncontrollably grow and don’t die.The major risk of Skin Cancer is exposure to ultraviolet radiation.Almost all Skin Cancer are caused by the excessive exposure to UV rays. You might think that UV rays make up only small portion of sun rays so how can they be the cause of disease like Cancer, but yes even though forming only a small portion they are the major cause to Skin Cancer. They damage the DNA cells and this is when Cancer starts when this damage the effects the DNA of genes that control skin cell growth. People who live in areas with year around, bright sunlight have higher risk of Skin Cancer, but the pattern of exposure is also important for e.g. frequent sunburns in childhood may increase the risk of some type of Skin Cancer.
Skin Cancers are one results of getting too much sun. The amount of UV light reaching the ground in any place depends upon the no of factors including the time of day, time of year, elevation and cloud cover.
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