1 Rep Max Calculator

Find your maximum lifting capacity securely by scaling sub-maximal repetition values.

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<iframe src="https://onlinedefinition.com//embed/health/1rm-calculator" width="100%" height="600" frameborder="0" style="border: 1px solid #e2e8f0; border-radius: 0.75rem;"></iframe>
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How it works

Weight × (1 + 0.0333 × Reps)

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