JP Fitness Forums - View Single Post - starting Stage 1 tomorrow, jacknife question

Aoife · 06-01-2009, 02:16 PM

so rather than reverse crunches, if you're just doing them not on the ball give jackknives (v-ups) a go. it's more like what they want overall in the movement… uses more muscles, and is more challenging than just rev crunches.

06-01-2009, 02:16 PM	#8 (permalink)
Aoife ninjamonkeyqueen Join Date: Feb 2005 Location: City of Dis Posts: 6,540	so rather than reverse crunches, if you're just doing them not on the ball give jackknives (v-ups) a go. it's more like what they want overall in the movement… uses more muscles, and is more challenging than just rev crunches. __________________ My Etsy Fe Chick Apparel tumble log Aoife in Wonderland Werkit.com - Providing the most stylish training logs you've ever seen, while retaining all the function you need. Oh yeah!