1 RM Calculator - Calculate Your 1 Rep Max

Use the 1 rep max calculator to estimate the maximum amount of weight you can lift for an exercise.  To use the calculator, simple enter the amount of weight you are currently lifting, and the number of repetitions that you can perform with proper form.

Weight Lifted (lbs)
# Reps

The calculated number is an estimate of your 1 rep max. Your actual 1 rep max may be higher or lower (hopefully higher of course).
 
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