Health & Fitness Tools

Body metrics, energy balance, hydration and pace calculators using published formulas, with the assumptions stated openly.

Built for runners, gym-goers, general public. 1 tool published.

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TDEE Calculator with Honest Activity Multipliers

Mifflin-St Jeor BMR with activity levels described by what your week actually looks like, not by adjectives. Includes a deficit planner and the error range stated openly.