Any transient gain in length by stretching,hanging upside down, etc.
disappears after gravity again exerts its full effect on your body. This is a common myth but it is a myth.You quit growing taller when your growth plates fuse, at 16-17 in males,15-16 in females. A balanced diet
/rest/exercise support normal growth.If you have not grown in the past year you are done, have a good life.