bullet proof abs

I have Bulletproof Abs and Hardstyle... I don't wish to do Hardstyle Abs because I dislike leg-raises. I can't practice the power-breathing because I have a hernia. In Bulletproof Abs I can't do anything like power-breathing. Can I still practice the other exercises and get good results...

Hello there! I was wondering, how do you do an RKC plank? I saw some videos on youtube but there are slight variations between each of them and I read here on the forums that it should be very hard to hold it for even 10 seconds and that's when I realized that I was doing it wrong, since I can...

Read about these in my copy of "Bullet Proof Abs".. excellent book in classic Pavel - style, he urges the reader to practice this exercise every day, throughout the day. I'd like to work my abs a little bit, but I'm mostly interested in the improved digestion that this exercise offers - any...