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One Rep Max (1RM) Calculator
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One Rep Max Calculator

Result

Estimated one rep max: 0.0 kg

Estimated max reps

RepetitionsWeight% of 1RM
% of 1RMWeightRepetitions
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What is One Rep Max (1RM)?

Your one-repetition maximum (1RM) is the maximum amount of weight that you can lift for one repetition for a given exercise. It is a common measure of strength in weightlifting and powerlifting.

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