
Demo & instructions
V-Up
Also known as: V Up, V-Sit Up, Jackknife Sit-Up
Instructions
From lying flat, you lift your straight legs and upper body at the same time to fold into a V shape. A tough bodyweight move that works the abs and hip flexors together.
- Movement
- Trunk flexion
- Type
- Isolation
- Level
- Intermediate
- Typical range
- 6–20 reps
Setup
- 1Lie on your back with legs straight and together.
- 2Reach your arms overhead along the floor.
- 3Tighten your abs so your lower back settles toward the floor.
Execution
- 1In one smooth motion, lift your legs and your upper body off the floor.
- 2Reach your hands toward your shins or toes as you balance near your tailbone.
- 3
Target
Equipment
Muscles worked
Equipment
Training use
Strength
Muscle building
Endurance
Conditioning