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1RM Calculator: Estimate Your One-Rep Max with the Epley Formula

Calculate your one-rep max from any submaximal set using the Epley formula. Get the percentage table for every rep range. The same calculator is built into the Virtus Athlete app.

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Virtus Athlete is a training tool, not a medical device nor a substitute for professional guidance. Train responsibly, do your own research, and consult a qualified fitness professional if needed.