yeah last i checked the spinal fusion surgery is up there in top 5 surgery's to avoid if you can, I've wanted to get it too but I cant afford it XD
It isnt a permanant fix, but you can sometimes find a good brace that corrects it temporarily while being worn, it helps prevent it from getting worse. but its nice when you can hide it under a shirt or nice suit at formal events.
Ive been using these ones
https://www.amazon.com/gp/product/B07D4GG6YM/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
Get one that wraps around the stomach,
the ones that only wrap around the arms are hot GARBAGE