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Learn
what your data means.
Your devices generate a lot of numbers. Here's what they actually mean, and what to do about them. Clear, answer-first explanations for people who want to understand their data, not just collect it.
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Read the why. Then act on it.
The archive
All of Nutrition, newest first.
24 articles
July 2026
29 min read
What Glycemic Load Tells You That Glycemic Index Misses
Glycemic index measures how fast a food's carbohydrate raises blood sugar per gram, but it ignores how much carbohydrate is actually in a real serving.
9 min read
BCAAs vs. Complete Protein: What Actually Matters for Muscle
Branched-chain amino acids can switch on muscle protein synthesis, but the research shows the effect is roughly half of what a complete protein source delivers, because building new muscle tissue takes more than three amino acids
June 2026
410 min read
How to Use Your Wearable Data to Optimize Fat Loss Without Muscle Loss
The signals your HRV, resting heart rate, and recovery score send when your deficit is too aggressive
10 min read
How Carbohydrate Periodization Works for Performance and Body Composition
When to eat carbs, when to restrict them, and what your data tells you
10 min read
How Hydration Affects HRV, Cognitive Performance, and Recovery
Why a 2% fluid deficit suppresses HRV, impairs working memory, and degrades training data, and what front-loading hydration actually looks like
10 min read
What Time-Restricted Eating Actually Does to Your Metabolic Health
The circadian biology of meal timing and what the evidence actually supports
May 2026
49 min read
What Your Omega-3 Index Tells You (And Why Most People's Is Too Low)
The Omega-3 Index measures EPA and DHA in your red blood cells. Below 4% is high cardiovascular risk. Here is how to get above 8%.
11 min read
How to Adjust When Progress Stalls
The Systematic 2-Week Feedback Loop for Fat Loss Plateaus
11 min read
Why the Scale Isn't Moving (And How to Tell If You're Actually Making Progress)
The Five Real Reasons and How to Read Your Weight Data Correctly
10 min read
The Weekly Calorie Budget: How to Stop Eating Perfectly and Still Lose Fat
Treat Your Calories as a Weekly Pool, Not a Daily Report Card
April 2026
311 min read
Why Blood Sugar Stability Matters Even If You Are Not Diabetic
What glucose volatility does to energy, sleep, fat storage, and cortisol
10 min read
How to Eat for Better Sleep: What the Evidence Actually Says
Blood Sugar Stability, Meal Timing, and the Nutrients That Actually Move the Needle
11 min read
How to Use Your Health Data for Fat Loss
The Cortisol-Sleep-Fat Triangle and What Your Wearable Is Telling You
March 2026
710 min read
How to Time Your Protein for Maximum Muscle Growth
The Leucine Threshold, the Anabolic Window, and What Distribution Actually Does
10 min read
How to Measure Body Fat Percentage (And What the Number Actually Means)
What the Methods Get Right, What They Get Wrong, and What to Track Instead
9 min read
What to Eat Around Your Workouts
What Actually Matters, What You Can Stop Obsessing Over
9 min read
How to Read Your Protein and Calorie Data
Daily Logs, Weekly Trends, and Better Decisions
10 min read
How to Lean Bulk: Build Muscle Without Gaining Excess Fat
The Surplus, the Rate, and How to Know If It's Working
9 min read
How to Find Your Maintenance Calories
The Systematic Approach: Estimate, Measure, Adjust
12 min read
How Your Metabolism Actually Works
TDEE, TEF, NEAT, Metabolic Flexibility, and Why Fat Loss Stalls
More coming soon: WHOOP strain scores, sleep stage breakdown, HRV baseline methodology, and Apple Watch workout metrics.