We have a large selection of health calculators. Good health is essential for our well-being and there is a lot of medical knowledge one can use in the form of health calculators. Most of them use population-level statistics to provide estimation about various key metrics like BMI, healthy weight, body fat percentage, etc. which can then be used to inform dietary choices, exercise regime, etc.
All health calculators use state-of-the-art formulas and approaches and are heavily referenced, down to individual equations and calculation details.