Step by step instructions, muscle activation and variants for the Knee Tuck Oblique Crunch.
The knee tuck oblique crunch combines a knee draw with a lateral crunch to target the obliques and rectus abdominis together. Performed from a seated or lying position, the movement shortens the side of the core through both a tuck and a crunch, making it an efficient isolation exercise for the oblique muscles.
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The Knee Tuck Oblique Crunch is a foundational movement that builds strength and muscle through controlled, progressive overload. Train it 1 to 2 times per week with 3 to 5 working sets per session, gradually adding weight or reps as form holds up.