evidence: Sugar and cancer: What's the link? [...] The link between obesity and several types of cancer is well established. The American Institute for Cancer Research says consuming less sugary drinks and energy dense foods is among the top ways to reduce your cancer risk. [...] - Slowly taper the amount of sugar. Look for the food products you eat that have the highest sugar content and replace them with something healthier. For example, try a baked apple with some cinnamon instead of cake or pie for dessert. Also, try to put one less packet of sugar in your coffee or tea, and keep decreasing the amount of sugar over time.