Researchers from Columbia University and the City College of New York say that obesity causes as much or more disease than tobacco. One of the reasons is that while smoking rates are beginning to decline, obesity is on the rise and actually shortens as many or even more lifespans than smoking.
The study, conducted over 15 years, was based on interviews with more than 3.5 million people and calculations of the number of “quality-adjusted life years” (QALYs) lost to obesity and smoking. Between 1993 and 2008, smoking in American adults declined by 18.5 per cent, while the proportion of obese people increased by 85 per cent, the study says. Continue reading “Obesity Beats Smoking as Top Health Risk”
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