How many cancers can we prevent through dietary modifications?

Paolo Boffetta, MD, MPH gives an overview of his talk at the 2015 National Cancer Research Institute (NCRI) Cancer Conference. In his talk he discusses how the burden of cancer can be reduced by dietary modifications. Prof. Boffetta also highlights the importance of having a healthy and balanced diet, which includes fruit, vegetables and protein, and to try and avoid focusing on one specific food item or chemical element.