Health calculators

5 calculators

BMI, GFR, ovulation, conception dates and daily fat intake. These give estimates for planning and understanding your numbers, not a diagnosis, so see a doctor about anything that worries you.

GFR CalculatorEstimate your glomerular filtration rate, a measure of kidney function, from your age, sex and blood creatinine using the CKD-EPI 2021 equation.Fat Intake CalculatorTurn your daily calories into grams of fat, with the usual healthy range and the limit for saturated fat.Ovulation CalculatorEstimate your ovulation date, fertile window and next period date.Conception CalculatorEstimate the conception date, fertile window, due date and weeks pregnant.BMI CalculatorCalculate body mass index, your BMI category and a healthy weight range.