♥ ♥ purrlvr ♥ Guest Mar 4, 2009 #1 I have been working on my abs. i do 150-200 bicycle crunches every night. i was just curious..do they help more with the upper or lower abs? i also do normal crunches..which part do they work more?
I have been working on my abs. i do 150-200 bicycle crunches every night. i was just curious..do they help more with the upper or lower abs? i also do normal crunches..which part do they work more?
