Lying Bench Crunch With Leg Adduction

Lying Bench Crunch With Leg Adduction Exercise Description

The lying bench crunch with leg adduction targets the rectus abdominis through controlled spinal flexion while your hip adductors assist isometrically as you gently press the thighs toward the midline. Performing it on a flat bench helps you focus on a small, precise range—lifting the shoulder blades while keeping the low back in light contact via posterior pelvic tilt. The obliques contribute to trunk stabilization, and the adductor squeeze promotes trunk bracing and pelvic control without adding external load. The goal is crisp ribcage-to-pelvis movement rather than pulling with the neck or driving the motion from the hips. Keep the neck neutral, move slowly, and maintain even tension so the abdominal wall does the work throughout the rep.

Muscle Groups: Abs, Core, Waist
Target Muscles: Rectus Abdominis
Assisting Muscles: Internal Obliques
Stabilizing Muscles: Adductor Longus, Adductor Magnus, External Obliques, Transversus Abdominis
Body Area: Upper Body
Body Parts: Core, Torso
Body Surface: Front
Body Symmetry: Bilateral
Equipment: Bench, Bodyweight
Exercise Patterns: Other
Exercise Type: Strength
Functional Grouping: Trunk Flexors
Joint Involvement: Single-joint
Muscle Location: Stomach
Movement Direction: Vertical
Muscle Position: Anterior
Gender: Female

How To Do The Lying Bench Crunch With Leg Adduction Exercise

‘- Lie supine on a flat bench; head, upper back, and pelvis supported.
– Bend knees ~90 degrees with feet flat on the bench; toes forward.
– Lightly cradle the base of your skull with fingertips (not interlaced); elbows open.
– Set a gentle posterior pelvic tilt so the low back softly contacts the bench (“ribs down”).
– Create isometric leg adduction: press inner thighs toward each other to generate light tension.
– Inhale to brace; keep the gaze slightly upward to maintain a neutral neck.
– Exhale as you curl the ribcage toward the pelvis, lifting shoulder blades off the bench a few centimeters.
– Keep elbows wide; avoid pulling the head or leading with the chin.
– Pause briefly with abs engaged; thighs continue gentle inward pressure.
– Inhale as you lower under control until shoulder blades touch, maintaining pelvic tilt and low-back contact.
– Reset tension and repeat with the same small, controlled range of motion.

Lying Bench Crunch With Leg Adduction Tips

‘- Keep your head, upper back, and pelvis supported on the flat bench before you start each rep.
– Bend your knees to about 90 degrees with feet flat on the bench and toes pointing forward.
– Gently tuck the pelvis (“ribs down”) so your low back stays in soft contact with the bench.
– Press your inner thighs lightly toward each other to maintain isometric adduction throughout the rep.
– Keep your gaze slightly upward and neck neutral; cradle the base of your skull with fingertips and elbows open.
– Exhale as you curl the ribcage toward the pelvis, lifting just the shoulder blades a few centimeters off the bench.
– Focus on moving from ribcage to pelvis, not from the neck or hips.
– Keep elbows wide and avoid pulling on your head or leading the motion with your chin.
– Lower under control on an inhale until shoulder blades touch, maintaining posterior pelvic tilt and low-back contact.

Lying Bench Crunch With Leg Adduction Beginner Introduction

The lying bench crunch with leg adduction is a core-focused move performed on a flat bench. The main action is a gentle curl of the upper spine, so the abs handle most of the effort while the side abs help steady the torso. At the same time, the inner thighs create a light inward squeeze without much visible motion, adding extra bracing through the middle of the body rather than relying on weights or machines. This combination emphasizes a compact, tidy crunch instead of swinging from the hips or straining the neck.

During the movement, the body lies along the bench with head and hips supported and knees bent. Fingertips rest lightly behind the head, elbows wide. A slight hip tuck brings the lower back toward the bench, then a calm exhale matches a small curl of the ribs toward the pelvis so the upper back hovers just off the surface. The gaze stays slightly upward and the neck relaxed while the thighs gently draw inward. The torso returns to the bench with the same steady control, keeping the midsection and inner-thigh tension consistent.