- Target
- Rectus Abdominis
- Equipment
- Body weight
- Body Part
- Waist
- Primary Muscle
- Rectus Abdominis
- Secondary Muscles
- Obliques, Iliopsoas, Deltoid Anterior, Pectoralis Major, Quadriceps
- Intensity
- high
- Category
- strength
- Skill Level
- advanced
- Estimated Calories
- 6
- Alternate Names
- Advanced Crunch, Starfish Crunch Advanced