Can you imagine if a drug company could make such claims?! Diet and exercise, ladies and gents.
"Breast cancer survivors who eat a healthy diet and exercise moderately can reduce their risk of dying from breast cancer by half, regardless of their weight, suggests a new longitudinal study from the Moores Cancer Center at the University of California, San Diego (UCSD)."
https://www.sciencedaily.com/releases...0609112941.htm