I am also concerned about being overweight, so I decided to learn more about this topic. I found an interesting article about childhood obesity
https://artscolumbia.org/free-essays/childhood-obesity/ on a resource with free essay samples. Perhaps these materials will help prevent problems in the future.
I am overweight because of my poor metabolism and heredity. I don't know if surgery would be good for you, but I'm sure if you consulted a doctor and came to the conclusion that it's a good solution, you'll be fine.