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Russian Twist

The Russian Twist is a seated core exercise that improves control and rotation strength by moving the upper body side to side.

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Russian Twist
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Russian Twist

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The Russian Twist is a seated movement where you lean back slightly and rotate your upper body from side to side, with or without added weight. It builds rotational core strength in an accessible way that transfers well to athletic and everyday movements. Resistance training that includes rotational patterns improves core biomechanics and overall physical fitness (Liu et al., 2024).

You should feel the exercise mainly in the obliques and rectus abdominis while keeping your chest lifted and back long. Trunk rotation exercises rank among the more effective movements for engaging the oblique muscles (Ekstrom et al., 2007). Focus on rotating smoothly rather than quickly, keep your feet steady, and move through a range you can fully control without pulling with your arms.

This exercise fits well into core-focused workouts or as a finisher at the end of a session. To make it easier, keep your feet on the floor and reduce the rotation range. To make it harder, slow down the movement or add light resistance while maintaining full control of every rep.

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Technique and form

How to perform the Russian Twist

  1. Sit on the floor with your knees bent and feet flat on the ground, elevating your upper body to create a V-shape with your thighs.
  2. Extend your arms straight in front of your chest with hands clasped together or holding a weight.
  3. Engage your core muscles by drawing your navel toward your spine and slightly lean back until you feel your abdominals activate.
  4. Lift your feet a few inches off the ground while maintaining balance through your sitting bones, creating tension in your midsection.
  5. Inhale deeply and on the exhale, rotate your torso to the right, bringing your hands or weight toward the floor beside your hip.
  6. Maintain a tall spine and avoid collapsing through the chest or shoulders during the rotation.
  7. Return to center with control, then rotate to the left side while keeping your feet elevated and core engaged.
  8. Continue alternating sides in a controlled manner, exhaling on each rotation and inhaling as you return to center.

Important information

  • Keep your back straight throughout the movement – avoid rounding your shoulders or hunching forward.
  • If you're a beginner, start with feet on the floor and work up to elevated feet as your core strength improves.
  • Control the movement rather than using momentum – slower, more deliberate twists provide better core engagement.
  • If you experience any lower back pain, reduce the range of motion or keep your feet on the ground to decrease the difficulty.
Russian Twist — Step 1
Russian Twist — Step 2

Common Mistakes: Russian Twist

Using momentum to swing

Slow, controlled movements engage your core much more effectively than fast, swinging reps.

Forgetting to breathe

Exhale during the contraction and inhale as you lower. Steady breathing helps you maintain core engagement.

Swinging your body for momentum

Keep everything still except the joint you're working. If you need to swing, the weight is too heavy.

Sacrificing form for more reps

Five good reps beat twenty sloppy ones. Focus on quality over quantity.

Rushing through reps

Slow, controlled reps work the muscle much better than fast, sloppy ones. Take your time on both the lifting and lowering phase.

Benefits of the Russian Twist

Works multiple muscles at once

The Russian Twist targets your side core muscles (obliques) and abdominal muscles, making it an efficient exercise that trains several important muscle groups in one movement.

Focused muscle targeting

As an isolation exercise, the Russian Twist lets you zero in on your side core muscles (obliques) without other muscles taking over. This is great for bringing up a weak point or adding definition.

Strengthens your core foundation

A stronger core improves your posture, protects your lower back, and makes you more stable during every other exercise you do.

Equipment advantage

Using your own bodyweight makes this exercise accessible anywhere without equipment, giving you a training benefit that's hard to replicate with other setups.

Train anywhere

The Russian Twist can be done at home with minimal or no equipment, making it easy to stay consistent even when you can't get to the gym.

Muscles Worked: Russian Twist

The Russian Twist is an isolation exercise that focuses your effort on the side core muscles (obliques). Here's a breakdown of every muscle involved.

Primary muscles

Obliques — Your side core muscles (obliques) resist rotation and keep your torso steady. These are the main muscles doing the heavy lifting during the Russian Twist.

Abs — Your abdominal muscles brace your core and keep your spine safe. This is the main muscles doing the heavy lifting during the Russian Twist.

The Russian Twist primarily works 2 muscles with 0 supporting muscle assisting the movement.

Risk Areas

Abs
Muscles worked during the Russian Twist

FAQ - Russian Twist

What muscles does the Russian Twist target?

The Russian Twist primarily engages the obliques (side abdominals) while also activating the rectus abdominis (six-pack muscles) and transverse abdominis (deep core). Additionally, it works the hip flexors and erector spinae as stabilizing muscles during the rotational movement.

How can I make Russian Twists easier or more challenging?

For an easier variation, keep your feet on the floor or perform the movement with bent knees. To increase difficulty, elevate your feet completely off the ground, extend your legs, increase the rotation range, or add weight (medicine ball, dumbbell, or weight plate).

What are the most common form mistakes with Russian Twists?

The most common mistakes include rounding the lower back instead of maintaining a straight spine, moving only the arms rather than rotating from the torso, rushing through repetitions, and using momentum instead of controlled movement. Focus on initiating the twist from your core while keeping your chest up.

How often should I include Russian Twists in my workout routine?

Incorporate Russian Twists 2-3 times weekly as part of your core training, allowing at least 48 hours between sessions for muscle recovery. Start with 2-3 sets of 10-15 rotations per side, gradually increasing volume as your core strength improves.

Are Russian Twists safe for people with lower back issues?

Russian Twists can place strain on the lower back if performed incorrectly. If you have existing back problems, start with a modified version keeping feet on the floor, maintain proper form with a neutral spine, and consider consulting a physical therapist or fitness professional before adding this exercise to your routine.

Scientific References

Effects of autoregulated and non-autoregulated blood flow restriction on vastus medialis oblique responses during low-load resistance exercise

Moghaddam M, Rabel MC, Werner T, et al. · Front Sports Act Living (2025)

Resistance training modalities: comparative analysis of effects on physical fitness, isokinetic muscle functions, and core muscle biomechanics

Liu P, Yuan H, Lu Y, et al. · Front Physiol (2024)

Electromyographic analysis of core trunk, hip, and thigh muscles during 9 rehabilitation exercises

Ekstrom RA, Donatelli RA, Carp KC · J Orthop Sports Phys Ther (2007)

Sources are peer-reviewed academic publications from PubMed.

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