Cancer death rates have declined steadily in the U.S., where people now have a 20 per cent lower overall risk of dying compared with 20 years ago, according to a new report.

Brawley said two-thirds of cancers are linked to the combination of bad diet, lack of physical activity, obesity and smoking.

http://www.cbc.ca/news/health/cancer-death-rates-decline-in-u-s-1.2486957