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How to do the Air Bike

CoreAbsBodyweightIntermediate

The Air Bike is a deceptively simple bodyweight movement that builds rotational core strength and endurance by forcing your abs to work through every degree of the pedaling arc. Master it and you develop the kind of deep, functional midsection stability that carries over to every lift in the gym.

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Muscles worked

Primary
AbdominalsObliques
Secondary
Hip flexorsLower back

Step-by-step

  1. Lie flat on your back, hands lightly behind your head with elbows wide and lower back pressed into the floor.
  2. Lift both shoulders off the ground and bring your knees to a 90-degree tabletop position to establish your working base.
  3. Drive your right elbow toward your left knee while simultaneously extending the right leg long and low, then smoothly reverse the motion to the opposite side.
  4. Maintain continuous, controlled pedaling rhythm without dropping your shoulders back to the floor between reps.

Common mistakes

  • Pulling on the neck with the hands, which shifts strain from the abs to the cervical spine. Fix: use your fingers only as a light cradle and initiate every rep from the obliques, not the head.
  • Letting the lower back arch and lift off the floor during the extension phase, which removes core tension entirely. Fix: consciously press your lumbar spine flat before each set and keep that contact throughout.
  • Cycling too fast with momentum, turning the movement into a cardio flail instead of a strength exercise. Fix: slow the tempo to a 2-count per side so the obliques stay under deliberate load the entire time.

Pro tip — On each rotation, think about driving your bottom rib toward your opposite hip bone rather than simply pointing your elbow forward. This subtle cue maximizes true oblique shortening and eliminates the common compensatory shoulder swing.

Sets & reps by goal

Build muscle3–4 sets × 10–15 reps
Get stronger3–4 sets × 6–8 reps
Lose fat / tone3 sets × 12–20 reps

Rest: 60–90 sec between sets.

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