How To Do A SIDE JACKKNIFE | Exercise Demonstration Video and Guide
0:34
How To Do A SIDE JACKKNIFE | Exercise Demonstration Video an…
12.6K viewsSep 14, 2016
YouTubeLive Lean TV Daily Exercises
Jack Knives Ab Exercise
0:10
Jack Knives Ab Exercise
24.7K viewsApr 14, 2009
YouTubeCritical Bench Compound
How to Do Jackknife Sit Ups for Beginners | Ab & Core Exercise
1:51
How to Do Jackknife Sit Ups for Beginners | Ab & Core Exercise
31.5K viewsJan 28, 2020
YouTubeBrian Syuki
How to Do a Jackknife | Ab Workout
1:36
How to Do a Jackknife | Ab Workout
2.4M viewsJun 12, 2012
YouTubeHowcast
Jack Knife Crunch
2:10
Jack Knife Crunch
91.5K viewsMay 6, 2014
YouTubeRebecca Blankfield
Jackknife Exercise | How to Tutorial by Urbacise
1:16
Jackknife Exercise | How to Tutorial by Urbacise
3.1K viewsMar 26, 2020
YouTubeUrbacise
How To Do An ALTERNATING SINGLE LEG JACKKNIFE | Exercise Demonstration Video and Guide
0:49
How To Do An ALTERNATING SINGLE LEG JACKKNIFE | Exercis…
6.3K viewsMay 18, 2020
YouTubeLive Lean TV Daily Exercises
0:51
Jackknife Sit Up - Core / Abs - Bodybuilding.com
243.1K viewsAug 16, 2013
YouTubeBodybuilding.com
1:53
How to Do Jackknives on a Swiss Ball | Abs Workout
26.3K viewsApr 29, 2014
YouTubeHowcast
0:30
Ab Jackknife - Medicine Ball Workout Video - Women's Health
13.5K viewsApr 6, 2012
YouTube3v
0:53
How To Do Jackknife Sit Ups | Exercise Demo
2.6K viewsJan 6, 2023
YouTubeOriGym
0:11
Jackknife - exercise demo
10 views5 months ago
YouTubeElizabeth Wain
1:27
How to do a Jackknife | The Right Way | Well+Good
176.5K viewsApr 5, 2022
YouTubeWell+Good
How to Do an Exercise Ball Jackknife | Ab Workout
9.6K viewsJun 19, 2012
YouTubeHowcast
7:28
Pilates Jack knife Exercise - Modifications for Beginners to Int…
6K viewsNov 18, 2020
YouTubeLucy Filce Pilates
2:04
Lower Belly Workout: Jack Knife (Exercise 5) | Lifetime
265.9K viewsMay 15, 2008
YouTubeLifetime
2:42
How to Do the Jackknife | Pilates Workout
151.7K viewsApr 25, 2012
YouTubeHowcast
Jackknife Sit-Ups: Tone Abs, Obliques & Hip Flexors Fast! – Fit…
Sep 28, 2021
fitnessvolt.com
0:24
Jackknife // Alternating Ab Exercise
575 viewsJun 6, 2023
YouTubeDenvyr | Tall Girl Nutritionist
1:25
Straight Leg Jack Knife - HASfit Abdominal Exercises - Ab Exercis…
16K viewsNov 12, 2013
YouTubeHASfit
2:33
Benefits of the Jackknife Exercise
773 viewsJan 10, 2018
YouTubeFitness For Freedom
1:29
One-Minute Abs: Jackknife With Nicky Holender
41.6K viewsAug 11, 2016
YouTubeLIVESTRONG
0:46
Learn these BEGINNER AB EXERCISES to burn belly fat. ​ ⏰ D…
50.2K views10 months ago
FacebookFabulous50s
0:13
Jackknife Crunch (Alternating)
115 viewsNov 14, 2022
YouTubeOperation Badass
4:13
JackKnife Crunches (Three Options)
46.9K viewsJan 25, 2015
YouTubeLaura Gorycki
0:42
Jack Knife Crunch (Lv 1)
232.4K viewsFeb 10, 2011
YouTubeFitnessBlender
0:59
⏱️ 5-Move Ab Killer! Build a stronger core, fast. This quick cor…
90 views1 month ago
TikTokkeenankelfit
The best lower ab workouts to help you achieve V-cut abs
Jan 20, 2021
themanual.com
0:38
Jack Knife Crunch (Lv 2)
207.4K viewsFeb 10, 2011
YouTubeFitnessBlender
See more videos
Static thumbnail place holder