Abs · Body weight · Beginner
How to do Frog Crunch
The frog crunch is a bodyweight abdominal exercise that targets the abs and also engages the hip flexors. It is performed lying on your back, curling your torso up while keeping your feet together and knees bent.

- Primary muscle
- Abs
- Also works
- Hip flexors
- Equipment
- Body weight
- Level
- Beginner
- Category
- Abs
How to do Frog Crunch, step by step
- Lie flat on your back with your knees bent and feet flat on the ground.
- Place your hands behind your head with your elbows pointing outwards.
- Engaging your abs, lift your upper body off the ground, curling forward until your torso is at a 45-degree angle.
- Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
- Repeat for the desired number of repetitions.
Muscles worked
Frog Crunch works your abs as the main mover, with help from your hip flexors.
Track Frog Crunch in SPLYT
Frog Crunch is already in SPLYT’s exercise library. Log your sets, reps and weight on iPhone or Apple Watch, with last time’s weights already filled in.













