Roman Chair 45 degree Bicycle Twisting Crunch

Roman Chair 45 degree Bicycle Twisting Crunch

The Roman Chair 45 degree Bicycle Twisting Crunch is a challenging and effective core exercise that targets multiple muscles in the midsection. This exercise primarily works the rectus abdominis, obliques, hip flexors, and lower back muscles. It combines the benefits of a crunch, bicycle twist, and extended range of motion to maximize the results in your core workout. To perform the Roman Chair 45 degree Bicycle Twisting Crunch, you'll need a Roman chair or a hyperextension bench. Start by positioning yourself on the Roman chair with your hips resting comfortably on the pad and your lower legs secured under the foot pads. Place your hands behind your head, keeping your elbows out to the sides. From this starting position, engage your core muscles by drawing your navel towards your spine. Lift your upper back and shoulders off the pad while simultaneously bringing your right knee in towards your left elbow. Rotate your torso to the right, feeling the contraction in your obliques. Hold this position briefly before returning to the starting position. Repeat the movement, but this time bring your left knee in towards your right elbow while rotating your torso to the left. Keep your movements controlled and focus on using your abs to initiate the crunching and twisting motions. Aim for a slow and controlled tempo throughout the exercise to maximize the muscle engagement and avoid strain on the lower back. By incorporating the Roman Chair 45 degree Bicycle Twisting Crunch into your core routine, you can enhance your abdominal strength, improve stability, and sculpt a more defined midsection. Remember to maintain proper form, breathe steadily, and listen to your body's limits to achieve the best results from this challenging exercise.


  • Sit on a Roman chair with a 45-degree angle between your upper body and thighs.
  • Place your hands behind your head, elbows out to the sides.
  • Lift your legs slightly off the ground and bring your right knee towards your left elbow while twisting your upper body.
  • Return to the starting position and repeat with the opposite knee and elbow.
  • Continue alternating sides for the desired number of repetitions.
  • Remember to engage your core throughout the movement and avoid pulling on your neck or straining your lower back.

Tips & Tricks

  • Engage your core throughout the entire exercise to maximize its effectiveness.
  • Focus on slow and controlled movements rather than rushing through the exercise.
  • Ensure proper form by keeping your back straight and your shoulder blades retracted.
  • Breathe in during the rotation and exhale as you return to the starting position.
  • To increase the intensity, you can hold a dumbbell or a weighted plate during the exercise.
  • Variation: Try performing the exercise with your legs extended for an added challenge.
  • Incorporate this exercise into a well-rounded workout routine that targets all major muscle groups.
  • For optimal results, combine your exercise routine with a balanced and nutritious diet.
  • Allow adequate rest and recovery time between workouts to prevent overtraining.
  • If you experience any pain or discomfort during the exercise, consult with a fitness professional.


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