Exercise Library
Frog Crunch
Lying on your back with the soles of your feet pressed together and knees dropped open in a frog-like position, you crunch up toward your feet. The wide-leg setup takes the hip flexors mostly out of play so the abs do more of the work.
Primary muscle
Primary: Rectus abdominis Secondary: Adductors
Equipment
Bodyweight
Category
Abs
Track This Exercise in the App
Log your frog crunch sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.