Seated knee tucks
A seated crunch where you lean back and draw your knees in and out to strengthen your lower abs and hip flexors.
IntermediateMatLow impactSuggested: 15 reps
How to do it
- Sit on the floor and lean back onto your hands behind your hips.
- Lift your feet and draw your knees in toward your chest.
- Extend your legs out long as you lean back slightly.
- Pull your knees back in, keeping your feet off the floor.
Form tips
- Keep your chest lifted and your back long.
- Tap your heels down between reps for an easier version.
Muscles worked
AbsHip flexorsObliques