Bodyweight Plank Up Down

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Beginner
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A dynamic core exercise where you alternate between a high plank and a forearm plank, emphasizing shoulder stability and anti-rotation to build core endurance.

About Exercise

Equipment

Body Weight

Difficulty

2/5 • Beginner

Primary Muscle Groups

Abs

Secondary Muscles

Lower Back, Glutes

Popularity Score

7

Goals

Stability
Endurance
Conditioning

Training Style

Calisthenics
HIIT

Setup Requirements

Requires Rack

No

Requires Bench

No

Requires Spotter

No

Space Needed

Small

Noise Level

Low

Muscle Breakdown

Abs

10/10

Rectus Abdominis, Transverse Abdominis

Shoulders

7/10

Anterior Delts

Triceps

6/10

Lateral Head

Lower Back

4/10

Erector Spinae

Glutes

3/10

Glute Max

Programming

Typical Rep Range

8-15 reps

Rest Between Sets

30-90 seconds • Shorter rest for conditioning, longer for stability practice.

How to Perform

Start in a high plank position with hands directly under the shoulders, feet hip-width apart, and the body forming a straight line from head to heels. Engage your core tightly.

  1. Lower one forearm to the floor, placing the elbow directly under the shoulder.
  2. Lower the second forearm to the floor to achieve a full forearm plank.
  3. Push back up with the first hand, extending the elbow to return to a high plank.
  4. Push up with the second hand, completing the high plank position.
  5. Alternate the starting arm for each subsequent repetition.

Coaching Tips

Form Cues

  • Hips stay level
  • Brace your core tight
  • Elbows under shoulders
  • Avoid rocking
  • Smooth transitions

Breathing

Inhale deeply at the start; exhale powerfully as you push back up to the high plank, maintaining abdominal bracing.

Tempo

1-0-1

Range of Motion

Move fully from the high plank position (arms extended) to the forearm plank position (forearms flat on the ground).

Safety

Safety Notes

  • Stop if you feel sharp pain in the shoulders or lower back.
  • Prioritize core stability and slow transitions over speed.

Spotting

Not recommended; focus on form or perform on knees if stability is an issue.

Common Mistakes

  • Excessive hip rotation during transitions.
  • Letting the hips sag toward the floor.
  • Piking the hips too high in the air.
  • Sliding the elbows away from the shoulders.

When to Avoid

  • Acute wrist or elbow injuries.
  • Severe shoulder impingement.
  • Acute lower back pain.

Flexibility Needed

  • Basic wrist extension and shoulder flexion.

Build Up First

  • Ability to hold a static high plank position for 30 seconds.

Also known as

Commandos, Plank Pushup, Plank Surrender, High-to-Low Plank, Plank Up-Downs

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