V-Up Down (with Stability ball)
- Target muscle
- —
- Equipment
- Stability ball
- Body part
- Waist
- Type
- Strength
The V-Up Down with Stability Ball is a core exercise that targets the rectus abdominis and hip flexors while challenging your coordination and body control. You perform a full V-up, passing a stability ball from your hands to your feet, then lower slowly back to the floor. The ball adds an instability element that forces your entire midsection to work harder throughout every rep.
How to do the V-Up Down (with Stability ball)
- 1Lie flat on your back on a mat with your legs extended and arms reaching overhead, holding the stability ball in both hands.
- 2Press your lower back gently into the mat and brace your core before you begin.
- 3In one controlled motion, lift both legs and your upper body simultaneously, forming a V-shape with your torso and thighs.
- 4At the top of the V, reach your hands toward your feet and transfer the stability ball from your hands to between your ankles or feet.
- 5Squeeze the ball with your feet to hold it securely, then slowly lower both your legs and upper body back to the starting position.
- 6With the ball now held between your feet, perform another V-up, this time transferring the ball back from your feet to your hands at the top.
- 7Lower back to the floor with the ball in your hands to complete one full rep.
- 8Continue alternating the transfer direction for the desired number of reps, keeping each repetition smooth and deliberate.
Form tips
- Keep your neck neutral throughout — avoid pulling your chin toward your chest, and let your abs do the lifting.
- Control the descent on every rep; lowering slowly under tension builds more core strength than dropping quickly.
- Exhale as you rise into the V-shape and inhale as you lower back down to maintain intra-abdominal pressure.
- If your lower back arches excessively when your legs are extended, reduce the range of motion by not lowering all the way to the floor.
- Choose a ball size that you can grip securely between your feet — a ball that is too large makes the transfer awkward and reduces control.
Common mistakes
- Using momentum to swing up instead of engaging the abs — this removes tension from the core and increases the risk of strain.
- Dropping the legs and torso quickly on the way down — the lowering phase is where much of the abdominal work happens, so rushing it reduces the training effect.
- Arching the lower back when the legs are near the floor — this shifts stress onto the lumbar spine; keep the core braced to protect the lower back.
- Letting the ball slip or using the arms to catch it awkwardly — rushing the transfer breaks your alignment and can cause you to compensate with your neck or shoulders.
- Holding your breath through the movement — this increases unnecessary tension and reduces stability; maintain a steady breathing pattern on every rep.
Frequently asked questions
What muscles does the V-Up Down with Stability Ball work?
The movement primarily targets the rectus abdominis — the muscle that runs vertically down the front of your abdomen — and the hip flexors. The act of holding and transferring the stability ball also engages the inner thighs and requires coordination from the entire core, including the obliques and transverse abdominis.
Is this exercise suitable for beginners?
This is an intermediate-level movement. It requires a reasonable level of core strength and hip flexor flexibility to perform a full V-up while managing the ball transfer. If you struggle to complete a standard V-up without the ball, build that baseline first before adding the stability ball.
How many reps and sets should I do?
For most people, 3 sets of 8–12 reps (each rep includes one full transfer cycle) works well as part of a core routine. Because the exercise demands coordination, prioritize clean form over high rep counts.
Can I do this exercise if I have lower back pain?
This exercise places significant demand on the hip flexors and lower back, especially at the bottom of the range when your legs are extended near the floor. If you have lower back issues, consult a healthcare professional before attempting it. A modified version with bent knees reduces the lever arm and decreases spinal load.
What size stability ball should I use?
Use a ball that you can comfortably grip between your ankles or feet without straining your hips. A standard 55 cm ball works for most people of average height, but the right size is one that lets you complete the transfer without losing control or altering your body alignment.
