Pregnancy Calculators

Ovulation Calculator

Calculate your ovulation date and fertile window based on your last period and cycle lengt

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Heart Rate Zone Calculator

Calculate your 5 heart rate training zones based on your age or custom max heart rate.

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Body Surface Area Calculator

Calculate body surface area (BSA) using height and weight with Mosteller and DuBois formul

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Due Date Calculator

Calculate your pregnancy due date from last menstrual period (LMP) or conception date. See

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Blood Pressure Checker

Check your blood pressure reading and classify it as normal, elevated, or hypertensive bas

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Sleep Cycle Calculator

Calculate optimal wake-up times based on sleep cycles to wake feeling refreshed and alert.

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Fertile Window Calculator

Calculate your fertile window and most likely ovulation date based on your cycle length.

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Menstrual Cycle Calculator

Track your menstrual cycle, predict next period, and calculate average cycle length from p

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Creatinine Clearance Calculator

Estimate kidney function (GFR) using the Cockcroft-Gault equation from age, weight, and se

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Gestational Age Calculator

Calculate gestational age in weeks and days from the last menstrual period (LMP) or ultras

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Calorie Intake by Age Calculator

Find the recommended daily calorie intake for children, teens and adults based on age, gen

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Ovulation Calculator

Calculate your ovulation day and fertile window based on your last period date and cycle l

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