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One Rep Max Calculator – How to Calculate Your One Rep Max for Lifting

Time to test your 1RM.

This guide will help to show you how to calculate and improve your one rep max.

What Is Your One Rep Max?

The phrase literally means “one repetition maximum”.

It is a commonly used technique to identify and measure strength levels of athletes across different lifts for bodybuilders, powerlifters, CrossFit® athletes and bodybuilders.

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