Pike crunch - Do this advanced move once the bicycle crunch becomes
too easy and this ab exercise is also good for rehabbing your ab muscle
if you had a c-section.
Do 3 sets of 20-25 reps of one of the three ab exercises you saw
in the video above.
Hi this video is very informative...but it doesnt say how often I should these exercises a week...you know..details like that. could you be more specific