According to a large study published online May 7 a high intake of coffee and carbonated drinks does not increase the risk of developing colon cancer. Tea on the other hand did show some modest associations and will be researched further.The study is called Risk of Colon Cancer and Coffee, Tea, and Sugar-Sweetened Soft Drink Intake: Pooled Analysis of Prospective Cohort Studies and can be found in the Journal of the National Cancer Institute, 2010

According to Science daily the risk of stroke increases as the degree of obesity increases. The new study published in the Journal of the American Heart Association. This was regardless of race and gender. This association was seen when using BMI as a measure for obesity, and the same results were seen when using waist circumference as an indicator of obesity degree. In the highest degree the risk was twofold when compared to the lowest category.