Core·Bodyweight·Compound

Side Jackknife

Core · Bodyweight

Beginner

Body Part

Core

Equipment

Bodyweight

Level

Beginner

Type

Compound

Force

Pull

The Side Jackknife is a beginner bodyweight exercise that primarily targets the Core.

Muscles Worked

Core primary

In Position

Side Jackknife — start position
Start position
Side Jackknife — end position
End position

Related Exercises

Bodyweight

Seated Leg Tucks

Core · Bodyweight

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Core · Bodyweight

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Sit-Up

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Other

Sledgehammer Swings

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Machine

Smith Machine Hip Raise

Core · Machine

Exercise data from the open-source Free Exercise DB. Library last reviewed June 22, 2026 · How these guides are written

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