Body Composition Articles
13 articles
- Health Risk
What Does Your Waist-Based Health Risk Level Mean?
Understand the Waist-Based Health Risk calculator: how BMI and waist-to-height ratio combine, what the four labels mean, measurement mistakes, and when to seek care. - Fitness & Metabolism
How Many Calories Do You Burn Walking 10,000 Steps?
Convert steps into estimated walking calories and distance. See how height, weight, pace, and step-count accuracy change your result. - Fitness Training
What Is Your One-Rep Max and How Do You Calculate It?
Estimate your one-rep max using Epley and Brzycki, understand training percentages, and plan strength workouts without unnecessary maximal lifting. - Fitness Training
What Is FFMI and What Does Your Score Mean?
Calculate fat-free mass index from weight, height, and body fat. Understand normalized FFMI, the debated 25 benchmark, and measurement limitations. - Fitness & Metabolism
How Long Should You Recover Between Workouts?
Estimate recovery after strength training, HIIT, or cardio. Learn how effort, sleep, soreness, and training experience affect your next hard session. - Fitness & Metabolism
What Does Your Push-Up Test Score Mean?
Learn to perform a strict push-up test, interpret age-based results, and improve upper-body muscular endurance with a safe, realistic plan. - Fitness & Metabolism
What Is BMR and How Many Calories Do You Burn at Rest?
BMR is the energy your body uses at rest. Calculate yours with the Mifflin-St Jeor equation and learn how activity changes daily calorie needs. - Weight Loss
Waist-to-Hip Ratio: How to Measure It and What It Means
Your waist-to-hip ratio describes body-fat distribution, not a diagnosis. Learn the formula, how to measure consistently, and why a cutoff is only one part of cardiometabolic risk. - Fitness & Metabolism
Body Fat Calculator: What a Tape Measure Can Tell You
The U.S. Navy tape method estimates body fat, but its percentage is not a diagnosis. Learn how to measure consistently, read the result, and recognize its limits. - Fitness & Metabolism
How Are Calories Burned Calculated? A Guide to Energy Expenditure
Discover how your body burns energy throughout the day, the role of MET values in exercise, and how to accurately track your daily calorie burn. - Fitness & Metabolism
What Is Lean Body Mass and Why Does It Matter More Than Weight?
Learn how to calculate your lean body mass, the difference between lean mass and body fat, and why building muscle is the key to a healthy metabolism. - Fitness Training
How to Keep Muscle While Losing Weight
Lose weight the wrong way and up to a quarter of it can be muscle. Three evidence-based levers keep the scale moving while protecting your strength. - Weight Loss
What's a Healthy BMI by Age?
BMI is a useful screening number, but it does not mean the same thing at 25, 55, and 75. Here is how to read it by age — and what it misses.