Exercise Library
Long Arm Crunch
Lying on your back with arms extended straight overhead, you crunch up while keeping the arms locked out beside your ears. Extending the arms lengthens the lever arm, making the same crunch noticeably harder on the upper abs.
Primary muscle
Primary: Rectus abdominis Secondary: Obliques
Equipment
Bodyweight
Category
Abs
Track This Exercise in the App
Log your long arm crunch sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.