As Cantley has said, sugar “scares” him, for precisely this reason. If the sugars we consume—sucrose and HFCS specifically—cause insulin resistance, then they are prime suspects for causing cancer as well, or at the very least promoting its growth. Even if the details of the mechanism should turn out to be wrong, the association between obesity, diabetes, and cancer, and the specific association between insulin, IGF, and cancer, suggests that whatever is causing insulin resistance is increasing the likelihood that we will get cancer. If it’s sugar that causes insulin resistance, it’s hard to
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