Hanging Alternating Knee Raises

Hanging Alternating Knee Raises challenges the abdominals and hip flexors while the trunk resists arching or rotating.

Primary muscle

Abs

Primary musclesRectus abdominis, Iliopsoas

Secondary musclesObliques, Rectus femoris, Tensor fasciae latae

Equipment

Pull-up Bar

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How to perform Hanging Alternating Knee Raises

Follow the sequence in order, paying attention to the starting position, movement path, and finish described in each step.

For Hanging Alternating Knee Raises, hang from the bar with straight arms, shoulders active, legs still, and the pelvis slightly tucked.
Brace before moving and keep the ribs, shoulders, and support points still.
Draw the knee or legs toward the torso without swinging or allowing the lower back to arch away from support.
Pause when the pelvis begins to curl or the legs reach the strongest controlled position; keep the shoulders still.
Return the legs slowly without losing trunk position. Complete the planned repetitions evenly on both sides.

Common Hanging Alternating Knee Raises mistakes

Lower back arching

Bend the knees or use a smaller range as soon as the lower back starts to lift or arch.

Swinging the legs

Pause between repetitions and initiate with the abdominals instead of momentum.

Shoulders losing support

Keep a firm grip and the shoulders active instead of sinking passively beneath the bar.

Returning too quickly

Lower the legs slowly. The lowering part of the repetition still trains the muscles.

When to modify or choose another exercise

Lower back arching: Bend the knees or use a smaller range as soon as the lower back starts to lift or arch.
Shoulders losing support: Keep a firm grip and the shoulders active instead of sinking passively beneath the bar.
Stop when the exercise produces sharp, catching, radiating, or increasing joint pain rather than the expected muscular effort.
Alternative Bent-Knee Raise: Bend the knees to make the raise easier while keeping the hips and ribs still.

How to use Hanging Alternating Knee Raises in a training program

Where it fits in a session

Place Hanging Alternating Knee Raises after the main compound lifts, in a focused core block, or beside an exercise that does not require a fresh trunk.

How often to use it

Use two to four times per week while accounting for trunk work already supplied by squats, hinges, carries, and overhead lifting.

Starting rep ranges by goal

Goal	Sets	Reps or time	Rest	Effort and execution
Control / technique	2–3	5–8 reps per side	45–75 sec	Stop well before position changes
Strength / endurance	2–4	8–15 reps per side	60–90 sec	Stop while 1–3 good-form reps are still possible

Pairing and sequencing

Use Hanging Alternating Knee Raises after Deadlifts or Barbell Back Squats so abdominal fatigue does not affect the main lift.
Pair it with Bird Dog or Cable Pallof Press for a focused core block.

Scale the movement