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1-Rep Max Calculator
Estimate one-repetition maximum using completed repetitions and lifted weight.
YOUR RESULT WILL APPEAR HERE
Small inputs.
A useful next step.
Complete the fields, then calculate. Nothing here is saved to an account.
GOOD TO KNOW
Useful guidance, not medical advice.
Fitness estimates and movement screens have limits. Use them as a practical starting point, stop if a movement causes pain, and speak with a qualified health professional when needed.