http://diabetes.niddk.nih.gov/dm/pubs/preventionprogram/ http://diabetes.niddk.nih.gov/dm/pubs/preventionprogram/ Here's one better. It's a type 2 diabetes stu

http://diabetes.niddk.nih.gov/dm/pubs/preventionprogram/ http://diabetes.niddk.nih.gov/dm/pubs/preventionprogram/ Here's one better. It's a type 2 diabetes study that compared exercise against metformin against a placebo. The conclusions were so overwhelmingly in favor of exercise that the study was stopped early.