Overview

The straight leg sit up is a challenging exercise that develops strength in the abdominals and hip flexors. Straight leg sit ups should not be performed by anyone with low back problems. This is a very challenging exercise that is much harder than bent knee sit ups.

Description

• Lie on your back with your legs straight on the floor.
• Place your finger tips to the sides of your head.
• Keeping your neck neutral, roll your upper back off the floor until you are sitting upright.
• Return slowly to the start position.

Mistakes

• Jutting the chin as you sit up
• Bending the legs while sitting up
• Letting the legs come off the ground while sitting up