This article (and some people here) seem to be mixing up the conclusion that particular so-called "super foods" are viewed with skepticism by oncologists. And a

This article (and some people here) seem to be mixing up the conclusion that particular so-called "super foods" are viewed with skepticism by oncologists. And a poor high fat high sugar diet is very clearly associated with cancer, diabetes and heart disease. In between these is a grey area of whether a slightly more healthy than merely adequate balanced diet is good. Its pretty clear though that poor diet is associated with cancer.