Core Challenge Workout – Day 4

Day 4 is ab-solutely fabulous!

Here’s your Core Challenge Workout for today:

  • Plank – 40 seconds / rest 20 seconds
  • Plank Jacks – 25 seconds

Perform this sequence 2 times through

How To Do the Exercises


  1. Hold yourself in the “up” position of a pushup, hands under our slightly in front of your shoulders, fingers spread, apart, pointing forward (do NOT turn your hands toward each other or away from each other).
  2. Press your feet, knees and thighs together
  3. Draw your shoulders down away from your ears and engage your shoulder blades so they are slightly pulling toward each other
  4. Lift your belly up nice and tight, pulling your belly button toward your spine
  5. Drop your tush a bit so it’s in NOT pointing in the air
  6. Keep your back straight – don’t drop your belly, tuck it up
  7. Hold this position for 40 seconds, and breathe.

Plank Jacks

  1. From the plank position, hop your feet apart as far that is comfortable and bring your feet back together
  2. Repeat this out and in motion for 25 seconds

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