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The Epley Formula, presented by Boyd Epley in 1985, is a formula for calculating one-repetition maximum. It is perhaps the easiest formula to remember, and is pretty accurate for calculating 1RM. The formula is as follows:

1RM = (0.33 * RTF) * wt + wt

Boyd Epley is a BEAST!!

See Also[]

  • Brzycki Equation