Editing Obesity (section)

=== Surgery ===
The most effective treatment for obesity is [[bariatric surgery]].<ref name=Col2014/><ref name="USGuidelines2013"/> The types of procedures include [[laparoscopic adjustable gastric banding]], [[Roux-en-Y gastric bypass]], [[vertical-sleeve gastrectomy]], and [[biliopancreatic diversion]].<ref name="NEJM 2017"/> Surgery for severe obesity is associated with long-term weight loss, improvement in obesity-related conditions,<ref name=Chang2013>{{cite journal | vauthors = Chang SH, Stoll CR, Song J, Varela JE, Eagon CJ, Colditz GA | title = The effectiveness and risks of bariatric surgery: an updated systematic review and meta-analysis, 2003–2012 | journal = JAMA Surgery | volume = 149 | issue = 3 | pages = 275–87 | date = March 2014 | pmid = 24352617 | pmc = 3962512 | doi = 10.1001/jamasurg.2013.3654 | type = Meta-analysis, Review }}</ref> and decreased overall mortality; however, improved metabolic health results from the weight loss, not the surgery.<ref>{{cite journal|vauthors = Yoshino M, Kayser BD, Yoshino J, Stein RI, Reeds D, Eagon JC, Eckhouse SR, et al.|title=Effects of Diet versus Gastric Bypass on Metabolic Function in Diabetes|journal=New England Journal of Medicine|date=19 August 2020|doi=10.1056/NEJMoa2003697|volume=383|issue=8|pages=721–732|pmid=32813948|pmc=7456610}}</ref> One study found a weight loss of between 14% and 25% (depending on the type of procedure performed) at 10&nbsp;years, and a 29% reduction in all cause mortality when compared to standard weight loss measures.<ref>{{cite journal | vauthors = Sjöström L, Narbro K, Sjöström CD, Karason K, Larsson B, Wedel H, Lystig T, Sullivan M, Bouchard C, Carlsson B, Bengtsson C, Dahlgren S, Gummesson A, Jacobson P, Karlsson J, Lindroos AK, Lönroth H, Näslund I, Olbers T, Stenlöf K, Torgerson J, Agren G, Carlsson LM | title = Effects of bariatric surgery on mortality in Swedish obese subjects | journal = The New England Journal of Medicine | volume = 357 | issue = 8 | pages = 741–752 | date = August 2007 | pmid = 17715408 | doi = 10.1056/NEJMoa066254 | s2cid = 20533869 | type = Research Support | doi-access = free }}</ref> Complications occur in about 17% of cases and reoperation is needed in 7% of cases.<ref name=Chang2013/>