At the New York Times Well blog, Anahad O'Connor writes about a new study, published in the journal Obesity Surgery, is a caution against recent optimism about gastric bypass surgery's ability to combat Type 2 diabetes. David E. Arterburn and his coauthors conducted a retrospective cohort study of 4,434 adults with Type 2 diabetes who underwent gastric bypass surgery between 1995 and 2008. Within five years after surgery, 68.2% of the subjects experienced "an initial complete diabetes remission" -- but then 35.1% of those "remitters" redeveloped diabetes within another five years.
The study…