Balance Trainer Reverse Hyperextension
The balance trainer reverse hyperextension is a posterior chain exercise performed on a Bosu ball that targets the glutes and lower back. By utilizing an unstable surface, it improves core stability and range of motion compared to standard floor exercises.
Iridium programs this as a targeted accessory for the posterior chain, checking your 7-day training history to ensure the added volume fits within your lower back's current recovery capacity. Since external loading is limited on a balance trainer, Iridium monitors your performance relative to body weight and relies on RPE trends to ensure you achieve sufficient intensity through higher repetition ranges.
Form Cues
- Position your hips directly on the apex of the balance trainer
- Anchor your upper body by holding a stable object or the floor
- Initiate the movement by squeezing your glutes hard
- Lift your legs until they form a straight line with your torso
- Lower your legs slowly and with control
- Don't swing your legs up using momentum
- Don't hyperextend or arch your lower back past neutral
- Don't lift your head up; keep your neck neutral
- Don't let your core relax; keep your abs braced against the ball
Common Mistakes
- Using momentum to swing legs
- Excessive lumbar arching
- Positioning hips too far forward
- Lifting the head and straining the neck
- Failing to squeeze glutes at the top
Muscles Worked
This exercise primarily targets the glutes and erector spinae, working them in unison to extend the hips and stabilize the spine. The instability of the balance trainer also forces the deep core stabilizers and hamstrings to engage, providing a comprehensive posterior chain workout.
Primary
Secondary
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