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Janda Sit-Up exercise demonstration - starting position (step 1 of 2)
Showing step 1 of 2
Step-by-step demonstration of the Janda Sit-Up exercise showing proper form and technique

Janda Sit-Up

Target Muscles

Primary:
Abs

Equipment Required

Bodyweight

Exercise Type

Reps Only

How To Do

Lie on your back with knees bent and feet flat, hands behind your head or crossed over your chest. Press your heels into the ground to engage your glutes and hamstrings, then curl your torso upward using your abs, avoiding pulling with your neck. Lower back down with control, keeping your core engaged throughout.

Step-by-Step Instructions

  1. Lie on your back on the floor or a mat with your knees bent and feet flat on the ground. Place your hands behind your head or cross them over your chest.
  2. Engage your glutes and hamstrings by slightly pulling your heels into the ground. This will help deactivate the hip flexors.
  3. Begin the movement by contracting your abdominal muscles to lift your upper body off the ground. Focus on curling your torso upward rather than pulling with your neck or arms.
  4. Continue to lift until your upper body is in a seated position or as far as your flexibility allows.
  5. Slowly lower your upper body back to the starting position, maintaining control and keeping your core engaged throughout the movement.
  6. Repeat for the desired number of repetitions.

Explore more abs exercises or bodyweight exercises in our exercise library.

Alternative Exercises

Sit-Up

Sit-Up

Abs

Bodyweight

Jackknife Sit-Up

Jackknife Sit-Up

Abs

Bodyweight

Kettlebell Sit-up

Kettlebell Sit-up

Abs
Upper Abs

Kettlebell

Barbell Press Sit-Up

Barbell Press Sit-Up

Abs
Chest

Bench • Barbell

Frequently Asked Questions

What muscles does the Janda Sit-Up work?
The Janda Sit-Up primarily targets the abdominal muscles, with a strong emphasis on the rectus abdominis. It also engages the obliques, upper abs, and lower abs, while the glutes and hamstrings provide stabilization during the movement.
Do I need any equipment for the Janda Sit-Up?
The Janda Sit-Up requires no equipment and can be performed using only your body weight. A yoga mat or soft surface is recommended for comfort and to prevent lower back strain.
Is the Janda Sit-Up suitable for beginners?
While it can be performed by beginners, the Janda Sit-Up is more challenging than a standard sit-up due to its focus on isolating the abs. Beginners may want to start with basic crunches and progress as their core strength improves.
What are common mistakes to avoid when doing Janda Sit-Ups?
Common mistakes include pulling on the neck, using momentum instead of controlled muscle engagement, and failing to press the heels into the floor to activate the glutes and hamstrings. Maintaining slow, deliberate movement and proper form will maximize results and reduce injury risk.
How many sets and reps of Janda Sit-Ups should I do?
For general core training, aim for 2–3 sets of 8–12 reps, focusing on quality form over speed. As strength improves, you can increase repetitions or add the exercise into a larger ab circuit.
Are there any safety tips for performing Janda Sit-Ups?
Keep your lower back pressed into the mat to reduce strain and avoid jerking movements. Engage your core throughout and breathe steadily to prevent dizziness or excessive pressure on the spine.
What variations can I try to make Janda Sit-Ups easier or harder?
For an easier version, reduce the range of motion or place your hands across your chest rather than behind your head. To increase difficulty, slow down the movement, hold a weight plate to your chest, or perform the exercise on an incline bench.