6-Minute 6-Pack Routine

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About Program

Stop wasting hundreds of reps on fast sit-ups and neck strain. Designed by Registered Nurse and IFBB Pro Jaclyn Cordeiro, this free 6-minute core protocol uses Time Under Tension (TUT), proper spinal flexion, and targeted pelvic control to build actual core strength and definition—in zero wasted reps.

Course Content

JACFIT 6-Minute 6-Pack Routine

  • Six Minute Six Pack Workout

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