Laura Dolson, at About.com, recently posted about the ACCORD Trial mess in a Tale of Two Diabetes Studies. To get you started:

Many people who follow low-carb diets do it to achieve greater blood glucose control. Therefore, it was disconcerting when ten days ago the news was full of a large study of diabetics ("ACCORD") which was halted when it was found that patients in the more aggressive treatment group, who had lower blood glucose as a result, had more deaths than the patients with higher levels of blood glucose.

Note that none of the researchers said that the lower blood sugar itself caused the result -- it could have been the more agressive drug therapy that these patients were on, or some other factor.

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