FatScan AI Blog
Body composition guides, charts, and fitness science — no fluff, just facts.
Body Fat Percentage Chart: Healthy Ranges for Men and Women
Complete body fat percentage charts by gender and age — ACE, ACSM, and WHO classifications compared. Find out if your body fat is healthy, athletic, or needs work.
Best Ways to Take Body Fat Photos (Get Accurate Results)
Lighting, angles, flexing vs. relaxed — 6 mistakes that skew your body fat estimate by 3-5%, and exactly how to fix them for accurate AI analysis.
ACE Body Fat Percentage Categories: The Complete Chart for Men and Women
Complete ACE body fat percentage categories chart for men and women. Learn all 5 ACE categories, how ACE compares to ACSM and Jackson-Pollock, and which range to target.
Body Fat Percentage by Age: Healthy Ranges for Men and Women
Age-adjusted body fat percentage charts for men and women. Find healthy ranges for your decade — 20s, 30s, 40s, 50s, and 60+ — and learn why the targets shift.
Body Fat Percentage for Abs: Exactly How Lean You Need to Be
What body fat percentage do you need to see abs? Men need 10-14%, women 16-20% — but genetics, muscle development, and fat distribution change everything. The honest guide.
Body Fat Calculator vs Smart Scales: Which One Actually Works?
Smart scales use BIA to estimate body fat, but hydration swings the reading by 4-8%. See how body fat calculators compare and which home method is worth trusting for real progress tracking.
Visceral Fat vs Subcutaneous Fat: The Dangerous One Is the One You Can't See
Visceral fat hides around your organs and silently drives heart disease, type 2 diabetes, and liver disease. Learn the difference, how to measure it, and how to reduce it fast.
Body Fat Percentage Calculator: The Complete Guide
Compare body fat calculator methods — Navy formula, calipers, BIA scales, and AI photo analysis. Learn which calculator is most accurate for your needs.
How to Measure Body Fat at Home: 5 Practical Methods
Learn 5 practical ways to measure body fat at home — tape measure, calipers, smart scales, visual estimation, and AI photo analysis. Compare accuracy and cost.
Healthy Body Fat Percentage: What's Normal and What's Ideal?
Find your healthy body fat percentage by age and gender. Learn the difference between normal, athletic, and ideal ranges — and dangers of going too low or too high.
AI Body Fat Calculator: How Computer Vision Estimates Your Body Composition
How AI body fat calculators use computer vision to estimate body composition from photos. Learn the science, accuracy, limitations, and privacy considerations.
How to Track Body Composition Progress (Complete Guide)
Learn 5 proven methods to track body composition changes — from AI photo analysis to DEXA scans. Build a simple tracking routine with realistic timelines and avoid common mistakes.
Body Fat vs BMI: Which Metric Actually Matters?
BMI is a 200-year-old formula that misclassifies athletes and misses skinny fat. Learn why body fat percentage and FFMI are better health indicators.
Skinny Fat Explained: How to Fix a Normal Weight but High Body Fat
Learn what skinny fat (normal weight obesity) really means, why BMI misses it, and how to fix it with the right training and nutrition strategy.
Body Recomposition: How to Lose Fat and Build Muscle at the Same Time
The complete guide to body recomposition — lose fat and gain muscle simultaneously. Science-backed strategies for training, nutrition, and tracking progress.
DEXA Scan vs AI Body Scan: Accuracy, Cost, and Which One You Need
Compare DEXA scans and AI body composition analysis side by side. Learn the accuracy, cost, convenience, and best use case for each method.
Muscle Mass Percentage: How Much Muscle Should You Have?
Complete guide to muscle mass percentage — healthy ranges by age and gender, how to measure it, and evidence-based strategies to build more lean mass.
Women's Body Fat Percentage: The Complete Guide
Everything women need to know about body fat percentage — healthy ranges, hormonal factors, measurement methods, and how to reach your goals safely.
How to Calculate Body Fat Percentage at Home (6 Methods Compared)
Learn 6 proven methods to measure body fat at home — from calipers to AI photo analysis. Compare accuracy, cost, and ease of use.