Decline Sit-up
Expert Advice
Control your descent to avoid strain on the lower back and to maximize engagement of the abdominal muscles.
How-to-do Steps
- Secure your legs at the top of a decline bench and lie down.
- Place your hands across your chest or behind your head.
- Contract your abs to raise your upper body towards your thighs.
- Lower yourself back down, under control, to the starting position.
- Repeat for the desired number of repetitions.
Track Decline Sit-up in FitAI
Log your sets, reps, and weights automatically. Get AI-powered progressive overload recommendations and form feedback — personalized to your training history.
Muscles Worked
Decline Sit-up primarily targets the Quads, with Strength mechanics using Special Bench. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.
Primary
Quads100%
Equipment
Special Bench
Exercise Type
Strength
Sets & Reps Guidance
Beginner3 x 12-15
Intermediate3 x 10-12
Advanced4 x 8-10
Frequently Asked Questions
What muscles does Decline Sit-up work?
Decline Sit-up primarily targets the Quads. It is classified as a Strength exercise performed with Special Bench.
How many sets and reps should I do for Decline Sit-up?
For beginners, start with 3 sets of 12-15. Intermediate lifters can do 3 sets of 10-12. Advanced athletes can push to 4 sets of 8-10. Adjust based on your goals and recovery capacity.
Is Decline Sit-up suitable for beginners?
Yes, Decline Sit-up is rated as a beginner-friendly exercise, making it an excellent starting point. Focus on mastering proper form before increasing intensity or load.
