Seated Knee Tuck: How-to, Tips & More

The Seated Knee Tuck is a beginner isolation exercise for your abs. You do it with bench. It is a good fit when your goal is muscle growth.

Besides the abs, it also works your hip flexors, so it fits well in a session that trains those muscles together.

Muscles worked

Abs muscle

Abs

Primary

Hip flexors muscle

Hip flexors

Secondary

How to do the Seated Knee Tuck

  1. Sit on the edge of a bench and hold the sides behind you.
  2. Lean back and stretch your legs out, feet off the floor.
  3. Pull your knees to your chest as you lean in.
  4. Stretch back out with control.

Seated Knee Tuck tips

  • Do not let your feet touch the floor between reps.

Sets and reps

Most lifters do well with 12 to 25 reps per set, and 12 to 25 reps is where this exercise tends to work best. Use a weight that leaves one or two reps in reserve on every set, and add weight once you can complete all your sets at the top of the range. It also works well in a superset with an exercise for the opposite muscles.

Equipment

Bench

Type

Isolation

Seated Knee Tuck alternatives

More abs exercises

Frequently asked questions

What muscles does the Seated Knee Tuck work?

The Seated Knee Tuck mainly works your abs, with help from your hip flexors.

How many sets and reps should I do?

A good starting point is 12 to 25 reps per set, and many lifters get the best results between 12 to 25 reps. Use a weight that leaves one or two reps in reserve.

Is the Seated Knee Tuck good for beginners?

Yes. The Seated Knee Tuck is considered beginner and is a good choice if you are new to training. Start light and focus on form.

What equipment do I need for the Seated Knee Tuck?

You need bench.

Seated Knee Tuck demonstration

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