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Health Calculators
Browse our collection of health calculators.
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Pregnancy & Due Date Calculator
Calculate your due date, see how many weeks pregnant you are, and estimate birth probability by week.
Calculate due date from LMP or ultrasoundAdjustable cycle length (20–45 days)Trimester progress visualization
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Waist-to-Hip Ratio Calculator
Calculate your waist-to-hip ratio (WHR) to understand your body shape and associated health risks.
Body shape classification (Pear, Avocado, Apple)Visual risk gaugeImperial and metric support
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Steps to Calories Calculator
Calculate how many calories you burn from walking or running steps, based on height, weight, and pace.
MET-based calorie calculation8 walking/running speed optionsImperial and metric unit support
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BMI Calculator
Calculate your Body Mass Index (BMI) to determine if your weight is in a healthy range for your height.
Metric and imperial unit supportBMI classification (WHO)Healthy weight range
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BMR Calculator
Calculate your Basal Metabolic Rate (BMR) and daily calorie requirements based on your activity level.
Multiple BMR equations (Mifflin-St Jeor, Harris-Benedict)Daily calorie needs by activity levelMetric and imperial unit support
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Miles to Steps Calculator
Convert miles to steps based on your height, gender, and walking/running pace.
Height and gender adjusted step countMultiple pace options from walking to sprintingMiles to steps conversion chart
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kJ to Calories Converter
Convert between kilojoules (kJ) and food calories (kcal) quickly and accurately.
Bidirectional kJ ↔ calories conversionFood calorie presetsConversion reference chart