A review by Pekmezi and Wahnefried, published in the journal Acta Oncologica, finds that a growing body of evidence suggests that diet and exercise behaviors and body weight status influence health-related outcomes after a cancer diagnosis.

From the review:  “Preliminary evidence also suggests that diet and exercise may positively influence biomarkers associated with progressive disease and overall survival (e.g. insulin levels, oxidative DNA damage, tumor proliferation rates).”