Twisting Crunch (arms straight)
Expert Advice
Exhale as you crunch and twist to maximize contraction in the oblique muscles.
How-to-do Steps
- Lie on your back with legs bent and feet flat on the floor.
- Extend your arms straight above your chest.
- Lift your shoulders off the floor and twist your torso, reaching your right hand towards your left knee.
- Return to the starting position and repeat on the opposite side.
- Continue alternating sides for the desired number of repetitions.
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Muscles Worked
Twisting Crunch (arms straight) primarily targets the Abs, with Strength mechanics using Body Weight. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.
Primary

Abs100%
Equipment
Body Weight

Exercise Type
Strength
Sets & Reps Guidance
Beginner3 x 10-12
Intermediate4 x 8-10
Advanced4 x 6-8
Frequently Asked Questions
What muscles does Twisting Crunch (arms straight) work?
Twisting Crunch (arms straight) primarily targets the Abs. It is classified as a Strength exercise performed with Body Weight.
How many sets and reps should I do for Twisting Crunch (arms straight)?
For beginners, start with 3 sets of 10-12. Intermediate lifters can do 4 sets of 8-10. Advanced athletes can push to 4 sets of 6-8. Adjust based on your goals and recovery capacity.
Is Twisting Crunch (arms straight) suitable for beginners?
Twisting Crunch (arms straight) is rated as intermediate difficulty. Beginners may want to start with lighter loads or simpler variations and progress to this exercise as their strength and coordination improve.