A single-joint exercise & concentric exercise, with bodyweight.
Considered a targeted abs exercise.
Level: beginner.
Not to be confused with sit-up.
A.k.a.: abs crunch
Execution technique videos
Animation
man (above)
Live Action
Crunch
A single-joint exercise & concentric exercise, with bodyweight.
Considered a targeted abs exercise.
Level: beginner.
Not to be confused with sit-up.
A.k.a.: abs crunch
man (above)