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Health & Fitness Tools

900+ free calculators, planners, and assessment tools.

All (900) Biomarkers (63) Body (39) Cardio (94) Nutrition (138) Psychology (51) Recovery (175) Strength (60) Supplements (52) Training (228)
900 tools
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Strength
Belt, Wraps & Gear Guide
When and how to use belts, knee wraps, wrist wraps, and straps.
⚡
Strength
Dynamic Effort Guide
Speed work protocols with bands and chains for the conjugate method.
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Strength
Weak Link Analysis
Identify the weakest link in your kinetic chain for each lift.
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Nutrition
Calories Per Serving Guide
Visual guide to calorie density of 100+ common foods.
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Nutrition
Top 100 Protein Foods
100 highest protein foods ranked by protein per calorie.
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Nutrition
Top 100 Carb Sources
100 best carbohydrate sources ranked by nutrient density.
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Nutrition
Top 100 Fat Sources
100 best fat sources ranked by quality and health benefit.
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Nutrition
Micronutrient-Dense Foods
Top foods for each essential vitamin and mineral.
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Nutrition
Snack Ranking System
Rate any snack across protein, fiber, satiety, and convenience.
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Nutrition
Restaurant Ordering Guide
How to eat out while hitting your macros — by cuisine type.
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Nutrition
Alcohol Alternatives Guide
Low-calorie and non-alcoholic drink options for social settings.
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Supplements
Supplement Timing Guide
When to take each supplement for maximum absorption and effect.
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Supplements
Magnesium Form Guide
Compare 8 forms of magnesium by absorption, benefit, and best use.
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Supplements
Probiotic Strain Matcher
Match specific probiotic strains to specific health conditions.
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Supplements
Collagen Supplement Guide
Types I, II, III collagen — which to take and when.
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Supplements
Vitamin D Complete Guide
Comprehensive vitamin D dosing, testing, and cofactor guide.
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Recovery
Breathing Pattern Assessment
Assess whether you're a chest or diaphragmatic breather.
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Recovery
5-Min Morning Mobility
Quick morning mobility routine to start your day right.
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Training
Pre-Squat Hip Prep
5-minute hip preparation routine before squatting.
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Training
Pre-Bench Shoulder Prep
Shoulder and thoracic warm-up before pressing sessions.
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Training
Pre-Deadlift Activation
Posterior chain activation before heavy pulls.
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Recovery
Cool-Down Generator
Generate a post-workout cool-down routine by session type.
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Training
Tempo Training Library
Tempo prescriptions for hypertrophy, strength, and rehab.
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Training
Velocity-Based Training Guide
Use bar speed to autoregulate intensity without RPE guessing.
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Blog & Articles

35 articles across 7 categories — health news, deep dives, workout science, nutrition, and more.

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Guides & Challenges

20 evidence-based guides, 5 challenges, and 5 value bundles — complete with PDFs, Excel trackers, and protocols.

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