(NewsTarget) To the surprise of scientists, while exposure to the sun's UV rays is the main cause of skin cancer, a recent study says some sunlight also can help prevent it.

The idea of sunlight helping prevent skin cancer may sound like a paradox, but the key is exposure in moderation, immunology scientists at Stanford University found.

Sunlight causes vitamin D to synthesize in the body, yielding some protection from the risk of skin cancer. The production of vitamin D is spurred on as an immunity response from the body receiving ultraviolet B (UVB) rays from sunlight....READ ON>>>