BMI Explained: What It Measures and Where It Falls Short
BMI is a useful screening tool at the population level, but it can't tell muscle from fat — here's what that means for interpreting your own number.
12 articles
BMI is a useful screening tool at the population level, but it can't tell muscle from fat — here's what that means for interpreting your own number.
Four different formulas estimate 'ideal' body weight, and they don't fully agree — here's where each comes from and why the differences are small but real.
What counts as essential, athletic, fitness, average, or high body fat — and why the healthy range differs meaningfully between men and women.
BMR is the calorie floor your body needs just to stay alive — not a diet target. Here's what actually raises or lowers it.
A practical starting macro split for your first cut or bulk, and how to actually adjust it once you see how your body responds.
You don't need to risk a true max-effort lift to know your 1RM — a submaximal set and one formula gets you a safe, useful estimate.
Every calorie-burn estimate for exercise traces back to a MET value — a simple multiple of your resting energy use. Here's how that number becomes a calorie count.
The 'eight glasses a day' rule isn't based on your body size or activity level — here's a more personalized way to estimate your actual water needs.
The 30-minute post-workout 'anabolic window' is largely a myth — but spreading protein across the day still matters more than most people think.
It's possible to lose fat and gain muscle at the same time with zero change on the scale — here's how to actually track that kind of progress.
A muscular athlete can have a 'high' BMI and low body fat at the same time — here's why these two numbers can disagree, and which one to trust when.
BMR is what your body burns at rest; TDEE is the number that actually matters for weight goals. Here's how they differ and how to set a safe calorie target.