Health insights, calculator explainers, and product updates
Longer-form explainers for the calculators on this site — how a formula was derived, what its inputs mean clinically, and how to read the result. New posts go up as calculators are added or as questions from readers point to something worth explaining in more depth.
How the Mifflin-St Jeor equation calculates your Basal Metabolic Rate, why it's the formula clinicians recommend, and how to turn your BMR into a real daily calorie target.
July 31, 2026
A practical walkthrough of BMI calculation, why doctors still use it, its known limitations, and when to look at other metrics instead.
February 3, 2025
Introducing our free collection of medical calculators and health tools designed to help you understand your body metrics.
January 15, 2025