Lying Leg Thrusts Demonstration videos. Rectus Abdominus and Hip Flexors are primarily affected by this exercise.
The secondary muscles affected by lying leg thrusts are internal and external obliques & Transverse Abdominus. You should not use momentum to lift your legs. This exercise is not recommended if you have back problems

These are the demonstration videos available

Videos 1
Ab Workout – Lying Leg Thrusts – Step by Step Instructions

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