Bodyweight

V-Up — CrossFit Core Technique Guide

BB

By Borja Bes — CrossFit Athlete & Hyrox Finisher

V-ups are a demanding core exercise where both the upper body and legs simultaneously rise from the floor to meet at the top — forming a V shape. They are significantly harder than standard sit-ups because both ends of the body must be lifted together, requiring coordinated core strength rather than hip-flexor-dominated movement. In CrossFit programming, V-ups appear as a harder substitute for sit-ups for more advanced athletes. The hollow body position at the top of a V-up directly transfers to gymnastics shapes like kipping pull-ups, handstand holds, and toes-to-bar.

Quick answer

V-Up is best used when the workout goal matches its main demand: bodyweight capacity, clean mechanics, and scalable intensity.

Muscles Worked

Rectus abdominisHip flexorsCore

Equipment

None

Best For, Avoid If, and Scaling

Best forBodyweight WODs, skill practice, and athletes who can keep v-up mechanics consistent under fatigue.
Avoid ifPain changes your movement pattern, fatigue makes reps sloppy, or the workout asks for a standard you cannot repeat safely.
ScalingTuck sit-ups (bent knees), standard sit-ups, or hollow holds.

How to Do the V-Up

1

Lie on your back with arms extended overhead, legs straight and together.

2

Press your lower back into the floor and brace the entire core.

3

Simultaneously lift your legs and upper body off the floor, keeping both straight.

4

Reach your hands toward your feet — aim to touch toes at the top.

5

Hold the V position briefly, then lower both ends with control.

6

Return to start without letting the lower back arch away from the floor before the next rep.

Common Mistakes

Bending the knees to make it easier — keep legs straight for the full stimulus.

Using momentum by swinging the arms — the movement must be driven by the core.

Lower back arching between reps — press it into the floor to maintain tension.

Only lifting the upper body — both ends must rise symmetrically.

Coaching Tips

Build hollow body strength first (hollow holds) before adding V-ups for volume.

A slow, controlled tempo is far more effective than fast, sloppy reps.

If you cannot touch your toes, aim for shins — the gap will close as core strength improves.

Scaling Options

Easier / Beginner

Tuck sit-ups (bent knees), standard sit-ups, or hollow holds.

Harder / Advanced

Weighted V-ups (holding a plate), toes-to-bar, or L-sit holds.

Related WODs

Use V-Up in a Real Workout

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Movement Practice WOD

exercise wod

AMRAP 12

8 controlled reps

10 bodyweight reps

200m easy run or 60 sec cardio

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Technique + Conditioning

scaled workout

4 rounds for quality

10 technique reps

30 sec core hold

12 low-skill conditioning reps

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Frequently Asked Questions

Are V-ups harder than sit-ups?

Yes. V-ups require both the upper body and legs to rise simultaneously, demanding coordinated core strength. Sit-ups use significant hip-flexor assistance. V-ups also develop the hollow body position critical for gymnastics movements like kipping pull-ups and muscle-ups.

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