After a deep and thorough research the researchers have concluded that most common type of cancers is the skin cancers. It is being estimated that around one million people are being treated with skin cancer in a year which conglomerates the number of teens more. There are three types of skin cancers carcinoma, squamous cell carcinoma and malignant melanoma. Among this three the common one is the malignant melanoma which is caused due to the exposure of body in UV radiations of the sun rays. The most common symptoms of the skin cancer are the change in the colour or appearance of sore skin etc. The skin cancers refer three conditions from the least to most dangerous one.  Skin cancer occurs due to the prolonged exposure of body to the ultra violet radiations, X-rays and sometimes even the unhealthy water may also cause skin cancer. Obviously this type of cancer doesn’t affect the life and it can be healed by continuous treatment. Of course when it reaches the matured stage it cannot be healed.