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kg
Estimated 1RM
kg
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About This Calculator
One Rep Max Calculator helps you estimate 1RM Strength Calculator using the details you enter. The result is designed for quick education and should be interpreted alongside professional medical guidance when decisions matter.
Frequently Asked Questions
How accurate is the 1RM calculator?
Most accurate for sets of 1–10 reps. Accuracy decreases for sets above 10 reps.
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Medical Disclaimer: This tool is for informational purposes only. Results are estimates and should not replace professional medical advice. Always consult a qualified healthcare provider.