Studies have consistently shown us that nutrition plays a big part in many diseases, especially cancer.

不过 研究不断向我们表明， 营养在许多疾病起着重要作用，尤其是癌症。

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Some research has shown that perhaps eighty percent of all human illnesses are related to diet and forty percent of cancer is related to the diet as well, especially cancer of the colon.

一些研究表明，百分之八十的可能是人类所有疾病都与饮食和癌症的百分之四十是有关饮食以及，特别是结肠癌。

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Many types of radiation, especially ultraviolet rays from the Sun, can damage skin cells and cause cancer.

许多类型的辐射都会损害皮肤细胞并导致癌症，尤其是来自太阳紫外线的辐射。

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In addition, vitamin D has numerous other roles in the body, and a growing body of research is finding that deficiencies may be associated with an increased risk of certain types of cancer (especially colon cancer), type 2 diabetes, heart disease and autoimmune diseases like multiple sclerosis.

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Especially since cancer treatment is one of the places where the U.S. shines compared with other developed countries.

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Many epidemiological studies link low vitamin D levels to a high risk of getting or dying from various cancers down the road, especially colon cancer.

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