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One Rep Max Calculator
Result
Estimated one rep max: 0.0 kg
Estimated max reps
| Repetitions | Weight | % of 1RM |
|---|
| % of 1RM | Weight | Repetitions |
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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.