File :-(, x, )
Anonymous
Does this thing really work?
If so, do you have any suggestions for a program/schedule?

Besides, this or pushups?
>> Anonymous
My gym has one of these fuckers,I keep sliding off of it.

I'm not sure if it's really hard or just really retarded.
>> Anonymous
Fucking stupid- plank, crunches, etc. I have one.
>> Anonymous
     File :-(, x)
I don't know about that one, but this one is an ab killer machine, you need to build a strong lower back to use it right

http://www.youtube.com/watch?v=YmPxIUt7AEw