Health & Fitness Tools

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Cardio

Rowing Pace Calculator

Convert between 500m split time, watts, and calories on the rowing machine.

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Recovery

Stretch Routine Builder

Build a custom stretching routine targeting your tightest areas.

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Body

Body Fat Goal Planner

Calculate how much weight to lose to reach your target body fat percentage.

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Body

Waist-to-Height Ratio

A simple predictor of health risk using only waist and height.

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Body

RMR Calculator

Estimate Resting Metabolic Rate using the Cunningham equation based on lean mass.

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Body

Skinfold Calculator

Estimate body fat from 3-site skinfold measurements using Jackson-Pollock.

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Nutrition

Pregnancy Calorie Calculator

Adjusted calorie and nutrient needs by trimester during pregnancy.

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Nutrition

Meal Frequency Optimizer

Find your optimal number of meals based on lifestyle and goals.

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Nutrition

Refeed Calculator

Plan a structured refeed day with proper macro adjustments.

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Nutrition

Glycemic Load Calculator

Calculate the glycemic load of meals from common food GI values.

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Nutrition

Electrolyte Calculator

Calculate sodium, potassium, and magnesium needs based on activity and sweat.

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Nutrition

Thermic Effect of Food

Calculate calories burned digesting your meals based on macronutrient breakdown.

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Supplements

Omega-3 Calculator

Find your optimal EPA+DHA dose based on goals and current intake.

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Supplements

Melatonin Dose Guide

Find the right melatonin dose and timing for sleep optimization.

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Supplements

Pre-Workout Builder

Build an evidence-based pre-workout stack with proper dosing.

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Training

Periodization Planner

Plan a 12-week training block with volume and intensity progression.

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Training

AMRAP Calculator

Plan AMRAP workouts with target rounds and pacing strategy.

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Training

Tempo Prescription

Calculate time under tension from tempo and rep prescriptions.

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Training

Drop Set Calculator

Plan drop set weights with optimal 20-30% reductions per drop.

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Training

Superset Builder

Build effective superset pairings for time-efficient training.

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Training

EMOM Workout Builder

Design Every Minute On the Minute workouts with work-rest balance.

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Training

Cluster Set Calculator

Program cluster sets with intra-set rest for strength and power.

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Training

Max Effort Rotation

Plan exercise rotations for conjugate/Westside-style programming.

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Strength

Deadlift Style Finder

Determine if conventional or sumo deadlift suits your body proportions.