L Sit On Chair
L Sit On Chair Exercise Description
The L Sit on Chair is a bodyweight isometric support hold that trains trunk stiffness and hip flexion using a stable chair for hand support. It primarily targets the anterior core (rectus abdominis and obliques) and hip flexors, with the quadriceps keeping the knees extended. Pressing through the hands also challenges shoulder girdle stabilizers by maintaining straight‑arm support and scapular depression. Sound technique emphasizes a slight posterior pelvic tilt with ribs stacked over the pelvis, neutral head and neck, and active tension through the legs. Elevating the hands on a chair increases clearance for the hips and legs, making this variation accessible while still demanding precise control and position.
- Muscle Groups: Abs, Core, Hips, Waist
- Target Muscles: Psoas Major, Rectus Abdominis
- Assisting Muscles: External Obliques, Iliacus, Internal Obliques
- Stabilizing Muscles: Pectoralis Minor, Serratus Anterior, Trapezius - Lower Fibers, Triceps Brachii - Long Head, Vastus Lateralis
- Body Area: Lower Body, Upper Body
- Body Parts: Core, Hips, Legs, Torso, Upper Legs
- Body Surface: Front
- Body Symmetry: Bilateral
- Equipment: Bodyweight, Chair
- Exercise Patterns: Other
- Exercise Type: Strength
- Functional Grouping: Hip Flexors, Trunk Flexors
- Joint Involvement: Multi-joint
- Muscle Location: Hip Flexor, Stomach
- Movement Direction: Vertical
- Muscle Position: Anterior
- Gender: Male
How To Do The L Sit On Chair Exercise
‘- Use a stable, non‑rolling chair; place it against a wall.
– Sit on the front edge, legs together, heels lightly on the floor.
– Place hands flat beside your hips, fingers forward, wrists neutral.
– Press down to lift your chest; set shoulders down away from ears.
– Brace your abdomen; gently tuck the pelvis (ribs down).
– Drive straight arms into the seat to lift hips off the chair.
– Simultaneously lift both legs to form an “L” (hips ~90°, knees straight).
– Keep torso tall with a slight hollow; head and gaze neutral.
– Maintain even breathing; avoid shrugging or leaning back.
– Lower legs and hips with control to finish.
– If needed, keep knees bent or lift one leg at a time while holding the same trunk and shoulder position.
L Sit On Chair Tips
‘- Use a stable, non-rolling chair and place it against a wall.
– Sit on the front edge of the chair with legs together and heels lightly on the floor.
– Place hands flat beside your hips with fingers pointing forward and wrists neutral.
– Press down through your hands to lift your chest and set shoulders down away from your ears.
– Brace your abdomen and gently tuck the pelvis with ribs down before lifting.
– Drive straight arms into the seat to lift your hips off the chair.
– Simultaneously lift both legs to form an “L” with hips around 90° and knees straight.
– Keep your torso tall with a slight hollow, and maintain a neutral head and gaze.
– Lower your legs and hips with control to return to the starting position.
– If needed, keep knees bent or lift one leg at a time while keeping the same trunk and shoulder position.
L Sit On Chair Beginner Introduction
The L Sit on Chair is a static bodyweight hold performed while supported on a sturdy chair, using the hands on the seat for balance. The body forms an “L” shape, with the legs lifted in front and the hips suspended, so the midsection and front of the hips work hard to keep everything lifted. The abs and side abs brace to steady the torso, the hip flexors and quads sustain the raised, straight-leg position, and the shoulders support the body through locked-out arms.
This drill emphasizes tension through the whole body rather than movement. A compact ribcage, slightly tucked pelvis, and level head create a strong, organized shape from shoulders to feet. Pressing through the hands challenges the shoulders to stay active without the neck creeping upward. Because the hands rest on a chair instead of the floor, the hips and legs gain extra space, which can make holding the position more approachable. Versions with bent knees or alternating leg lifts follow the same upper-body and trunk alignment while slightly easing the load on the legs.