I'm very familiar with iron palm training (hitting the bags), but what is internal iron palm training? I couldn't find much info about it online. Here's one site but it doesn't have too much info:
http://www.iron-palm-training.com/internal-iron-palm/
How are you using it as a weapon if you're not actually HITTING the person with force?
http://www.iron-palm-training.com/internal-iron-palm/
How are you using it as a weapon if you're not actually HITTING the person with force?