Blog
Health & fitness, explained plainly
Short, practical explainers behind the numbers our calculators produce, no jargon, no filler.
6 min read
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How BMI Works, and Where It Falls Short
What the formula measures, why it's stuck around for two centuries, and where it breaks down for individuals.
5 min read ↗Understanding TDEE
How your body's daily energy burn breaks down into BMR, activity, and digestion, and how to use that number.
5 min read ↗What Is Lean Body Mass?
Why the number on the scale hides more than it reveals, and how to estimate what's actually muscle.
6 min read ↗Body Fat Percentage: Healthy Ranges
How healthy body fat ranges differ by sex and fitness level, and how the numbers are actually measured.
5 min read ↗Setting a Realistic Calorie Deficit
How big a deficit should be, why protein matters, and how to adjust your target based on real results.