Health Guides
Step-by-step guides on how to use our tools, understand your results, and take action on your health.
How to Calculate BMI and What It Means
A complete guide to understanding Body Mass Index: what it measures, its limitations, and how to use it effectively.
Understanding TDEE and How to Use It for Weight Management
Learn what Total Daily Energy Expenditure means, how it's calculated, and how to use it to achieve your weight goals.
Macro Counting for Beginners: A Complete Guide
Everything you need to know about tracking macronutrients (protein, carbs, and fat) for body composition goals.
Sleep Cycles Explained: How to Wake Up Feeling Refreshed
Why 90-minute sleep cycles matter, how to time your sleep for maximum energy, and tips for better sleep quality.
How to Read and Monitor Your Blood Pressure at Home
A practical guide to measuring blood pressure correctly, understanding your numbers, and when to see a doctor.
Intermittent Fasting: A Science-Based Beginner's Guide
Explore the most popular IF protocols, their benefits, and how to safely start intermittent fasting.
How to Measure Body Fat at Home (Without a DEXA Scan)
Three practical methods to estimate your body fat percentage accurately using nothing more than a tape measure or bathroom scale.
Heart Rate Zones Explained: Train Smarter, Not Harder
What the five training zones mean, how to calculate yours, and why most people train in entirely the wrong zone.
What Is Your Ideal Weight? A Science-Based Approach
Moving beyond BMI tables: how to calculate a realistic, health-focused weight target based on your height, frame size, and body composition.
Understanding Blood Sugar: What Your Numbers Actually Mean
Fasting glucose, post-meal readings, and HbA1c explained in plain English, with the exact thresholds that separate normal from prediabetes from diabetes.
Newborn Feeding Guide: How Often, How Much, and What to Expect
A practical guide to feeding your newborn in the first three months: hunger cues, feeding frequency, amounts, and how to know your baby is getting enough.
Keto Diet for Beginners: A Complete Starter Guide
Everything you need to know to start ketogenic eating correctly: macros, food lists, the keto flu, and how to know you have reached ketosis.