Now, there's a truth in the combatives world that a lot of martial artists still refuse to believe.

No matter how much you can make your training partner wince in pain when you are practicing that joint lock or that pressure move in that relaxed atmosphere of your local school.

There are a number of individuals out there who no matter how much you try and Steven Seagal their joints they are not going to feel any pain; they simply won't be affected by your moves.

But who are these pain-resistant attackers and more importantly how can you defeat them when you're forced to defend yourself against them?

Find out with Jeff Anderson and Loren Christensen.