Strength

Side Jackknife

The side jackknife is a beginner strength exercise for your abs, using just your body weight.

Main muscles
Abs
Equipment
Body weight
Level
Beginner
Side Jackknife, starting position
Start
Side Jackknife, end position
Finish

Alternatives to the side jackknife

Crunches Body weight Reverse Crunch Body weight Russian Twist Body weight Standing Cable Wood Chop Cable 3/4 Sit-Up Body weight Ab Roller Other