Primary
Core
Secondary
Shoulders, Glutes
Equipment
Plate
Difficulty
Intermediate
Type
Isometric
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The example below shows one possible placement. Your purchased plan is built from your assessment, and Ely checks every exercise before approving it.
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This page is not medical advice or a rehabilitation protocol. Ely's personal review applies to purchased workout plans and does not replace an in-person assessment by a licensed healthcare professional.
The weighted plank adds external load to the standard plank, typically a plate placed on the lower back. This progresses the exercise when bodyweight becomes too easy, building greater anti-extension strength. The added load increases time under tension efficiency.
When to use it
Use for plank progression for optimal results.
Who it's for
Intermediate lifters looking to progress their training.
Set up in a forearm plank. Have a partner place a weight plate on your lower to mid back, or use a weight vest. Maintain a perfectly straight line from head to heels. Start with lighter loads and progress gradually.
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Get into forearm plank position.
Have partner place weight plate on back.
Position weight on lower/mid back.
Maintain straight line from head to heels.
Hold for prescribed time.
Don't let hips sag for optimal results.
Progress from bodyweight plank.
Start with light weight.
Need a partner for placement.
Or use a weight vest.
Use weighted planks when you can easily hold a standard plank for 60+ seconds and want continued strength gains without longer holds. They work well for strength-focused core training and building resilience for heavy lifts.
Weight too heavy for optimal results.
Loading more weight than you can control on the Weighted Plank often creates compensations that shift work away from your Rectus abdominis. Reduce the load until each rep follows the intended path.
Hips sagging downward, indicating weak core engagement.
Losing hip position during the Weighted Plank changes the loading pattern and can reduce the intended work for your Rectus abdominis. Keep your hips aligned with the setup cues and move only through the range you can control.
Poor positioning for optimal results.
Isometric holds like the Weighted Plank build strength at specific joint angles. This mistake changes the angle and reduces how hard your Rectus abdominis has to work. Lock into position and hold it.
Intermediate lifters looking to progress their training.
These ranges illustrate ways to organize training. They are not an individual prescription. Adjust them for the exercise, your experience, and the rest of your program.
Heavier loads can be useful for developing maximum strength. The range shown is an example, and the load must match your current technique and capacity.
Muscle growth can occur across different loads and repetition ranges. This example is not a uniquely effective zone; your overall program and effort also matter.
This is an example of a longer set. A repetition target alone does not establish joint safety or whether the exercise is appropriate for you.
Example: 3-4 sets of 30-45 seconds. Rest 60s.
Background for resistance exercises: the 2026 ACSM position stand covers healthy adults, and a load-comparison review found similar muscle growth across loads in studies using sets taken to muscular failure. These findings do not validate every exercise-specific range shown here or require training to failure.
This is one example of how Weighted Plank could sit inside a complete workout. Your plan may use different movements after Ely checks your assessment.
Sample workout
MySetPlan guides you set by set, times your rest, records your work, and tells you what to do next from the plan Ely approved.
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Frequently Asked Questions About the Weighted Plank
The Weighted Plank primarily targets the Rectus abdominis, Transverse abdominis, making it an effective exercise for core development. Secondary muscles worked during the Weighted Plank include Shoulders, Glutes, providing additional training stimulus. Stabilizer muscles engaged include Lower back.
Our library labels Weighted Plank as intermediate. That category is not an individual assessment. Review the setup, movement instructions, and safety notes, and seek qualified guidance if you are unsure how to perform it.
The programming section shows examples for Weighted Plank. The appropriate amount depends on your current ability, the exercise, and your other training. The listed ranges are not an individual prescription or a guarantee of a particular outcome.
The main equipment listed for Weighted Plank is a plate. Check the instructions for any additional support, anchor, bench, rack, or clear space needed. The equipment label alone does not confirm that your home setup is suitable.
Good alternatives to the Weighted Plank include: Plank, Body Saw. These exercises target similar muscle groups as the Weighted Plank and can be used as substitutes based on your equipment availability, gym setup, or training preferences.