Exercise Library
Frog Sit Up
Sitting with the soles of your feet pressed together and knees dropped out to the sides, you curl up into a sit up from this frog-legged position. Removing the hip flexors' usual leverage shifts more of the work onto the abs themselves.
Primary muscle
Primary: Rectus abdominis Secondary: Hip adductors
Equipment
Bodyweight
Category
Abs
Track This Exercise in the App
Log your frog sit up sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.