"My sister said he is the best. I must say he did not disappoint."

Most insurers still use outdated 1991 NIH criteria to decide who qualifies for bariatric surgery. Modern evidence shows these rules exclude millions who would benefit. What updated science recommends.

Gastric sleeve surgery removes 75–85% of the stomach to reduce hunger, improve metabolism and promote durable weight loss. The procedure, recovery, risks, benefits and long‑term expectations.

How sleeve and gastric bypass differ in anatomy, hormones, reflux control, diabetes remission and durability, who each is best for, and how surgeons decide.