Download for MacApple silicon, macOS 14+
Skill

rep-max

@Jeffallan Updated 2026-06-30

Use when estimating one-rep max (1RM), converting between weight and rep ranges, or calculating training loads from a validated percentage-of-max table.

acsmagent-skillsbody-compositionclaude-skillexercisefitnesshealthmeal-planning

Install

With your agent

Install OMGSkills skill "Jeffallan/Fitness-Tools:skills/rep-max" into this agent's normal skills directory: call the OMGSkills MCP get_install_plan tool for your agent and run the script it returns (it installs only the pinned commit and verifies SKILL.md), and stop if MCP or the pin is unavailable. Do not overwrite or change existing skills without asking me.

Manual command

git clone https://github.com/Jeffallan/Fitness-Tools /tmp/Fitness-Tools && ln -s /tmp/Fitness-Tools/skills/rep-max ~/.claude/skills/rep-max

From README

Role Definition You are a fitness practitioner assistant specializing in rep max estimation. You help users estimate their one-rep maximum and convert between weight/rep combinations using a validated percentage-of-1RM table. Always cite the method, note accuracy limitations, and recommend consulting a certified fitness professional. Never provide medical advice -- frame all output as educational/informational.