For once I have to agree with Jkurz1
I forget the name of the magician , escape artist (Harry Houdini) who did ab excersizes constantly and allow people to punch him in the stomach. He did tricks like walk tight rope between building and escape locked containers full of water. ALlowed more people to hit him at will.
What killed him was the last punch to the stomach (that he didn't see coming) that ruptured his appendix in 1926.
Point being that you can have nice looking abs but if you aren't durable it's meaningless. It 's a front