Technique
- Start on all fours, with your shoulders in line with your hands and hips over your knees, feet engaged.
- Engage your core and lift one leg and the opposite arm to bring them in line with your back.
- Slowly return to the starting position and repeat on the other side.
Form tips
- Do not arch your back to bring the leg up, think of kicking the wall behind you with your heel
- Look down to not arch your neck
Logging: Alternate sides continuously.
Muscles
Strength
Primary
- Glutes
- Hamstrings
Secondary
- Hip adductors
- Back
- Serratus anterior
- Shoulders
- Spine
Individual muscles
Individual muscles
- Gluteus maximus
- Semitendinosus
- Semimembranosus
- Biceps femoris (long)
- Lower trapezius
- Serratus anterior
- Posterior deltoid
- Spinalis thoracis
- Longissimus thoracis
- Iliocostalis
Equipment
Appears in
Joint movements
Hipextension
trains stretches
Progressions

One-arm one-leg plank
Intermediate

Double bird-dog
Novice
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Want to log this exercise? Open it in Calistree. Text and images are used under CC BY-NC-ND 4.0; the video plays from the original source.
