Straight Arm Plank Jacks

Exercise Animation

Exercise Details

Equipment

bodyweight

Difficulty

Intermediate

Type

compound

Muscle Focus

Primary Muscles
abs
Secondary Muscles
calvescardiochestforearmsgluteshamstringslower backmiddle backobliquesquadricepsshoulderstrapstricepsadductor

Instructions

  1. 1.Start in a plank position with your hands directly under your shoulders and your feet together. Ensure your core is engaged and your hips are level.
  2. 2.As if you’re doing a jumping jack, hop your feet apart so they’re either side of the mat, or just over shoulder width apart.
  3. 3.Hop your legs back together. Set a timer and keep the pace up for a cardio, stamina based workout, or work based on reps.

Tips

  • Keep your hips slightly higher than you would in a static plank. But not too high! Keeping them slightly elevated will give you some room to jump through the movements, but too high and it turns into a down dog, losing that core engagement.
  • Try to track your shoulders over your hands as much as you can. You don’t want to lose that 90 degrees between your body and your arms, you’ll strain your shoulders and lose power.
  • Keep your neck as neutral as possible to avoid strain.
  • Your core should be continuously engaged, don’t let your lower back sag.

Breathing Instructions

1. Keep a steady breathing pace. 2. If you’re finding you’re getting out of breath, slow down and focus on taking deep, controlled breaths, and exhaling completely. 3. Don’t hold your breath.

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