11 Cancer Stats That Might Surprise You February 2, 2017 by Chris Comish In Social Clips. Around 20 percent of all cancers are avoidable. These are due to poor lifestyle choices like being overweight, not exercising, drinking excessively and a poor diet. Learn how healthy eating and exercise can impact your lymphoma risk. Print This Page Pages: 1 2 3 4 5 6 7 8 9 10 11