Exercise Library
Crunchy Frog On Floor
Balancing on your tailbone with knees and elbows pulled tightly together, then extending arms and legs out and back in, keeps the abs under constant tension without ever touching the floor. It's a Pilates staple precisely because there's no rest point in the rep.
Primary muscle
Primary: Rectus abdominis Secondary: Hip flexors
Equipment
Bodyweight
Category
Abs
Track This Exercise in the App
Log your crunchy frog on floor sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.