Appears in642 Workouts*

Elbow Side-Plank to Knee

Master the ultimate oblique burner. This side plank variation adds a dynamic crunch to challenge your balance, elevate your core strength, and sculpt your midsection with every rep.

The Elbow Side-Plank to Knee mainly works the core, with help from the hip abductors (outer thighs). No equipment needed: it uses just your bodyweight.

Don Saladino
Don Saladino
@Don Saladino

Optional Equipment

Yoga Mat
Yoga Mat

Elbow Side-Plank to Knee Muscles Worked

Primary

Obliques

Secondary

Hip Abductor (gluteus medius); Deep Core (transverse abdominis); Hip Stabilizer (gluteus minimus)

How to do the Elbow Side-Plank to Knee

Setup

  • Begin in a side plank position supported by one forearm, with your elbow directly beneath your shoulder.

  • Stack your feet or place one in front of the other for stability.

  • Keep your body in a straight line from your head to your heels.

Movement

  • Extend your top arm toward the ceiling or overhead to lengthen your torso.

  • Simultaneously, lift your top knee toward your chest and attempt to meet your elbow with your knee by crunching your obliques.

  • Slowly return to the starting plank position with full limb extension.

  • Complete the desired repetitions on one side before switching to the other.

Form Tips

  • Keep your hips elevated throughout the entire movement; do not let them sag.

  • Focus on the contraction of the side abdominals (obliques) with each crunch.

  • Maintain controlled, steady breathing.

Elbow Side-Plank to Knee FAQs

What muscles does the Elbow Side-Plank to Knee work?

The Elbow Side-Plank to Knee mainly works the core, with help from the hip abductors (outer thighs). The main muscles are the obliques.

What equipment do you need for the Elbow Side-Plank to Knee?

None. The Elbow Side-Plank to Knee is a bodyweight exercise, so you can do it anywhere.

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