Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Waist-to-Hip Ratio Calculator

Divides waist circumference by hip circumference to produce a simple index of abdominal fat distribution and cardiovascular risk. Used during health screenings to identify individuals at elevated risk for diabetes, heart disease, and metabolic syndrome.

Waist Circumference (cm)

Hip Circumference (cm)

Fill in the required fields to see your result.

Medicine

Pregnancy Due Date Calculator

Estimate days until estimated due date using Naegele's rule from the date of last menstrual period and cycle length. Returns a single number of days for educational use, not a substitute for prenatal clinical confirmation.

Last Menstrual Period Month

Day of Last Period

Year of Last Period

Average Cycle Length

Fill in the required fields to see your result.

Key differences

	Waist-to-Hip Ratio Calculator	Pregnancy Due Date Calculator
Category	Medicine	Medicine
Inputs required	2	4
Result	Waist-to-Hip Ratio	Days Until Due Date (days)
What it does	Divides waist circumference by hip circumference to produce a simple index of abdominal fat distribution and cardiovascular risk. Used during health screenings to identify individuals at elevated risk for diabetes, heart disease, and metabolic syndrome.	Estimate days until estimated due date using Naegele's rule from the date of last menstrual period and cycle length. Returns a single number of days for educational use, not a substitute for prenatal clinical confirmation.