Biological

Estimate blood alcohol concentration from beverage volume, ABV, body weight, distribution factor, elapsed time, and elimination assumptions.

Estimate pregnancy due date and gestational age from LMP, conception or ovulation, IVF embryo transfer, or a known due date.

Convert cat years and months to a human-age estimate, reverse the calculation, or calculate a cat’s age from birth dates and identify its life stage.

Calculate weight loss or gain percentage, goal progress, weight remaining, average weekly change and an arithmetic goal-date projection.

Body Fat Calculator Estimate adult body-fat percentage with a circumference equation commonly called the U.S. Navy method. The calculator also shows a separate BMI-based estimate, fat mass and lean mass so the two models are not confused. Estimate only: tape placement, hydration, body shape and the selected equation profile can materially change the result. This … Read more