What kind of a life will these teenagers have when they’re 10-20-40 years older?
Anybody given that a thought? Gastric bypass is permanent, gastric sleeve is not.

The best is however, a lifestyle modification, aka keto or paleo until you’re back to
normal weight and then LCHF for life.

http://www.theguardian.com/society/2015/sep/19/obese-teenagers-gastric-surgery-sally-williams