People consuming a high intake of garlic, which was not quantified, had 31% less kidney cancer (renal cell cancer) compared to people who had a low intake of garlic according to a 2006 study from Milano, Italy which used data from an integrated network of Italian and Swiss case-control studies.

(Subjects were simply asked if they had a low intake, moderate intake or high intake of garlic.)

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Obese women (BMI of 30 or more) have a 78% greater lifetime risk of kidney cancer than healthy weight women according to Cancer Research UK .

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A difference of about 60 pounds increases the risk of kidney cancer 1.5-fold in women according to a study from the University of Oxford in Oxford, England. Read the entire article | Email this article

Among countries in the European Union, 3.4 percent of all cancers in men and 6.4 percent of all cancer in women are attributable to overweight and obesity according to a paper published in the British Medical Journal. Read the entire article | Email this article

People who consume the most onions reduce the risk of various cancers by 25-88 percent according to a study from Italy. Read the entire article | Email this article

Elevated fasting blood sugar levels -- above 140 mg/dL -- increase the risk of cancer death by 29 percent in men and 23 percent in women compared to people with the lowest blood sugar levels -- less than 90 mg/dL -- according to a study from Korea. Read the entire article | Email this article

Being overweight or obese may account for 43 percent of cases of kidney cancer in the U.S.. Read the entire article | Email this article