Myvideo

Guest

Login

Jack Knife Crunch (Lv 2)

Uploaded By: Myvideo
17 views
0
0 votes
0

Jack Knife situps are fantastic for toning both upper and lower abdominals. Find out how many reps you should do, what muscles you're working and how to work it into a routine @ . We offer an entire library of FREE full length home workout videos; you'll find workouts for abdominals, lower body, Pilates, cardio, boot camp, plyometric, strength training, stretching, fat burning, tabata, sports specific, injury rehabilitation, and more. All free! Also check out

Share with your friends

Link:

Embed:

Video Size:

Custom size:

x

Add to Playlist:

Favorites
My Playlist
Watch Later