L-Sit On Floor
L-Sit On Floor Exercise Description
The L-Sit on Floor is a straight‑arm, floor-based isometric hold where your torso stays upright while both legs extend off the ground to form an “L.” It primarily challenges the anterior core (rectus abdominis and deep trunk stabilizers) to maintain a strong posterior pelvic tilt and resist lumbar extension. The hip flexors (iliopsoas and rectus femoris) and quadriceps work to keep the legs lifted and knees fully extended, while the shoulders, triceps, and scapular stabilizers (notably serratus anterior and the depressors of the scapula) provide solid support through the arms. Because hand height is limited on the floor, this variation demands active “push” through the hands, scapular protraction and depression, and precise body tension. Expect significant demands on wrist extension range, straight‑arm strength, and hip flexion “compression” to hold a clean shape.
- Muscle Groups: Abs, Core, Waist
- Target Muscles: Rectus Abdominis
- Assisting Muscles: Iliacus, Psoas Major, Rectus Femoris
- Stabilizing Muscles: Pectoralis Minor, Serratus Anterior, Transversus Abdominis, Trapezius - Lower Fibers, Triceps Brachii - Long Head
- Body Area: Upper Body
- Body Parts: Core, Torso
- Body Surface: Front
- Body Symmetry: Bilateral
- Equipment: Bodyweight
- Exercise Patterns: Other
- Exercise Type: Stretching
- Functional Grouping: Trunk Flexors
- Joint Involvement: Multi-joint
- Muscle Location: Stomach
- Movement Direction: Other
- Muscle Position: Anterior
- Gender: Male
How To Do The L-Sit On Floor Exercise
‘- Sit tall on the floor with legs straight together and knees fully extended; place palms flat on the floor beside your hips, fingers pointing forward.
– Spread the fingers and press evenly through the whole palm; lock the elbows and “push the floor away” to protract and depress the shoulder blades.
– Brace the trunk, gently tuck the pelvis (posterior pelvic tilt), and keep the neck long with eyes forward.
– Lift the hips first, then actively lift both legs so heels clear the floor, forming a 90-degree angle at the hips.
– Squeeze the thighs together, maintain straight knees, and keep shoulders down away from the ears while continuing to press through the hands.
– Breathe steadily without holding your breath; keep the ribs down and avoid arching the lower back.
– Lower the legs with control, then set the hips back to the floor before relaxing the wrists.
L-Sit On Floor Tips
‘- Sit tall with legs straight together and knees fully extended before you start lifting.
– Place your palms flat on the floor beside your hips with fingers pointing forward.
– Spread your fingers and press evenly through the whole palm for a solid base.
– Lock your elbows and “push the floor away” to protract and depress your shoulder blades.
– Keep your shoulders down away from your ears as you continue pressing through the hands.
– Brace your trunk and gently tuck your pelvis into a posterior tilt to keep the ribs down and avoid arching the lower back.
– Keep your neck long with eyes forward to maintain an upright torso.
– Lift the hips first, then actively lift both legs so the heels clear the floor and the hips form a 90-degree angle.
– Squeeze the thighs together and maintain straight knees while the legs are lifted.
– Lower the legs with control, then set the hips back to the floor before relaxing the wrists.
L-Sit On Floor Beginner Introduction
The L-Sit on Floor is a bodyweight, straight‑arm hold performed on the ground that builds serious strength and control through the mid‑section and hips. In this position, the torso stays upright while both legs extend forward, creating an “L” shape in the body. The abs work hard to keep the lower back from arching, while a gentle pelvic tuck helps maintain a solid, stable posture. At the same time, the hip flexors and front thighs are heavily involved in lifting and straightening the legs.
The arms and shoulders also play a major role. Strong support comes from the shoulders, triceps, chest, and upper back as they bear much of the body’s weight through the hands. Because the hands rest directly on the floor, the wrists move into a deep backward bend and the arms stay rigid, which adds to the challenge. This hold emphasizes full‑body tension, precise alignment, and calm, steady breathing to maintain the shape for time.