

Core / Intermediate / Isolation (single joint)
Decline Oblique Crunch
A crunch on a decline bench with a twist, bringing the elbow toward the opposite knee to train the obliques.
At a glance
- Primary
- Obliques, Abs
- Secondary
- Hip flexors
- Equipment
- Bench
- Movement pattern
- Trunk flexion, Trunk rotation
- Level
- Intermediate
- Type
- Core, Isolation (single joint), One side at a time
Loads the neck. Use a load you can control and skip it if it causes pain.
How to do it
- Lie face up on a decline bench with your feet secured under the pads.
- Place your hands beside your head.
- Curl your shoulders up and twist to bring one elbow toward the opposite knee.
- Lower back down with control and alternate sides.
Tips
- Do not pull on your head.
- Rotate from the torso, not just the elbow.
Muscles worked
FrontBack
- Primary: Obliques, Abs
- Secondary: Hip flexors
Best for
How specific this exercise is to each movement.
- Kayaking77%Catch, Pull (bottom arm) / push (top arm)
- Boxing & punching75%Rotation
- Tennis (serve & groundstrokes)74%Trunk rotation
- Golf swing73%Address & backswing, Downswing
- Stand-up paddle (SUP)68%Reach & catch, Power phase
- Yoga66%
Illustration: Everkinetic (everkinetic.com), CC BY-SA 4.0.