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One-Rep Max Calculator

One-Rep Max Calculator

Use the calculator below to calculate your maximum load for one repetition of an exercise. .

Calculate
Metric Imperial
Your One-Rep Max is
?
These calculations are based on averages

WHY SHOULD YOU CALCULATE YOUR ONE-REP MAX?

Trainers prepare the training programmes based on certain assumptions – at the beginning they don’t know exactly how strong you are. Knowing your one-rep max, they can choose a training load that is the most adequate for you. This calculator allows them to easily verify your capabilities.