Instructions

1

Sit on the leg press machine with back firmly against the backrest, feet positioned shoulder-width apart on the platform, knees bent at approximately 90 degrees, hands holding the chest pad or bar across the upper torso

2

Grip the chest bar securely with both hands at chest level, ensure torso is upright and stable against the backrest, engage core muscles in preparation for movement

3

Slowly lower the weight by allowing the knees to extend forward in a controlled manner while maintaining upper body contact with the backrest, resist the weight without locking out knees at full extension

4

Drive through the heels and midfoot to press the platform away, extending hips and knees simultaneously while maintaining torso stability, return to starting position with knees bent at 90 degrees, exhale during the pressing motion

PRIMARY MUSCLESRectus Abdominis

SECONDARY MUSCLESObliquus Externus, Obliquus Internus, Transversus Abdominis, Rectus Femoris

EQUIPMENTLeverage machine

DIFFICULTYBeginner

Overview

When programming for Rectus Abdominis growth, the Lever Seated Crunch chest pad stands out as a highly efficient Strength choice. Performing this movement with Leverage machine forces your stabilizer muscles to work in tandem with the primary movers, translating to functional strength and enhanced muscular endurance.

Benefits

Reduces the likelihood of Waist injuries by reinforcing connective tissue strength.
Improves overall Waist stability and proprioception during heavy loads.
Allows for a natural movement path that closely mimics functional daily activities.

Common Mistakes

Losing core tension, leading to poor spinal alignment and reduced power output.
Failing to achieve a full range of motion, which drastically limits Rectus Abdominis engagement.
Rushing the repetition tempo instead of focusing on the mind-muscle connection with the Waist.
Shrugging the shoulders or compensating with secondary muscles rather than isolating the Rectus Abdominis.

Pro Tips

If you feel this primarily in your joints rather than the Rectus Abdominis, instantly lower the weight and readjust your Leverage machine setup.

Muscle Anatomy

The primary driver is the Rectus Abdominis. However, the movement also recruits Obliquus Externus, Obliquus Internus, Transversus Abdominis, Rectus Femoris to maintain control of the Leverage machine.

Beginner Tips

If you are new to the Lever Seated Crunch chest pad, focus on mastering the movement pattern with zero weight before adding Leverage machine.

Lever Seated Crunch chest pad