Advanced Isolation Core
Hard Starfish Sit Up
Advanced sit-up with arms and legs spread, reaching both hands to both feet simultaneously
Looping
HD video demonstration • Hover for controls
Primary Muscles
Abs
Secondary Muscles
Abs
Equipment Required
Bodyweight only
How to Perform
Lie on back with arms and legs spread wide. Explosively reach both hands toward both feet, creating V-shape. Lower with control.
Form Cues
- Spread arms and legs wide
- Reach hands to feet explosively
- Keep limbs straight
- Full V-up motion
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