Apparent link between diabetes and diet soda may be confounding by indication. Print
Reuters: Prior studies have suggested that people who drink diet soda regularly might be more likely to get diabetes than those who stay away from artificially-sweetened drinks. But this study indicates that the link is a result of other factors common to both diet soda drinkers and people with diabetes, including that they are more likely to be overweight. In other words, people who are already diabetic or overweight are drinking more diet soda for those very reasons.

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