A Full Sit Up is a traditional core body exercise that strengthens both your upper and lower abs creating core strenth and articulation in the spine.
Why can I only do sit-ups when my legs are being held in place? - Quora
Challenge yourself to the Three-song workout - Running Bug
Abs + Core
At-Home Workout: Squat Holds and Sit-Ups
How to Do the Sit-Up
How to Do a Correct Sit-Up, Plus Benefits and Variations
Sit-Ups With Arms Straight and Legs Straight and Stabilized
How To Do Full Sit-Up
I Can't Do A Sit-Up: 7 Reasons Why & How To Quickly Fix
Gymax Multifunction Sit up Bench Folding Workout Gym Bench Full Body Strength Training
Full Body Roll Up Exercise to Strengthen Your Core, GHUTV
An Exercise Scientist Explains Why You Shouldn't Do Sit-Ups Or Crunches
