Friday, December 08, 2006

High Protein, High Risk?

Eating a low-protein diet may protect against certain cancers, while a diet high in protein may increase the risk for malignancies, a new study suggests.

The results of this preliminary study show that lean people on a long-term, low-protein, low-calorie diet or who participate in regular endurance exercise training have lower levels of plasma growth factors and certain hormones such as insulin-like growth factor 1 (IGF-1). These substances have been linked to an increased cancer risk, especially premenopausal breast cancer, prostate cancer and certain types of colon cancer.

Read the rest here.

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