Health, Pregnancy & Family
Due date, ovulation, period tracker, BMI, US Navy body fat, 1RM, bulking macros, and health metrics.
Pregnancy Due Date Calculator
Calculate your estimated delivery date (EDD), pregnancy weeks, and trimester progress.
Ovulation & Fertility Calculator
Identify your most fertile days, ovulation window, and optimal conception days.
Menstrual Cycle Tracker
Predict upcoming period start dates, cycle phases, and symptom windows.
Body Mass Index (BMI) Calculator
Assess your weight category (Underweight, Normal, Overweight, Obese) and healthy range.
Calorie Needs (BMR & TDEE) Calculator
Calculate your Basal Metabolic Rate and Total Daily Energy Expenditure for weight goals.
Daily Water Intake Calculator
Determine how many liters and cups of water you should drink daily.
Body Fat Percentage Calculator
Estimate body fat percentage and lean body mass using US Navy tape measurements.
Baby Age Calculator
Calculate your infant's precise age in weeks, months, days and developmental milestones.
Blood Pressure Category Checker
Categorize blood pressure readings according to American Heart Association guidelines.
Target Heart Rate Zone Calculator
Calculate Max Heart Rate and training zones (Fat Burn, Cardio, Peak) using Karvonen formula.
Quit Smoking Savings & Health Calculator
Track money saved, cigarettes not smoked, and life hours regained since quitting.
Steps to Calories & Distance Calculator
Convert daily steps into kilometers, miles, and active calories burned.
Sleep Cycle & Bedtime Calculator
Find optimal times to wake up refreshed or go to bed based on 90-minute sleep cycles.
Daily Caffeine Intake Tracker
Track caffeine intake across espresso, drip coffee, tea, and energy drinks vs FDA 400mg limit.
Ideal Body Weight (IBW) Calculator
Calculate your ideal body weight according to Devine, Robinson, Miller, and Hamwi formulas.
US Navy Body Fat Calculator
The accurate military formula to calculate body fat percentage using neck, waist, and hip tape measurements.
One Rep Max (1RM) Weightlifting Calculator
Calculate maximum single-rep strength (1RM) with powerlifting training percentages.
Bulking & Cutting Macros & Calories Calculator
Calculate daily calories and exact macro splits (protein, carbs, fats) for cutting or bulking.
HbA1c to Estimated Average Glucose (eAG) Converter
Convert HbA1c percentage to estimated average blood glucose in mg/dL and mmol/L with clinical assessment.
About Health, Pregnancy & Family
The Health, Pregnancy & Family section has 19 free tools that run in your browser without uploading your data, including Pregnancy Due Date Calculator, Ovulation & Fertility Calculator, Menstrual Cycle Tracker, Body Mass Index (BMI) Calculator, Calorie Needs (BMR & TDEE) Calculator and Daily Water Intake Calculator. Due date, ovulation, period tracker, BMI, US Navy body fat, 1RM, bulking macros, and health metrics.