- Keep your legs straight and perpendicular to your torso throughout the movement.
- Lift your back by contracting your abs, not pulling your neck.
- Lower controllably, feeling the stretch in your core.
The straight leg up crunch keeps your legs vertical as you curl up. It targets the upper abs with little strain on the lower back.
How do you do Crunch straight leg up with proper form?
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- Keep your legs straight and perpendicular to your torso throughout the movement. - Lift your back by contracting your abs, not pulling your neck. - Lower controllably, feeling the stretch in your core.