Numerous studies have demonstrated that diet plays a role in cancer. Cancer experts now believe that up to two-thirds of all cancers come from lifestyle factors such as smoking, diet and lack of exercise.

• 大量研究证明，饮食与癌症有着密切联系。癌症专家认为，多达三分之二的癌症是由吸烟、节食和缺乏锻炼等不良生活方式造成的。