Health Lab
Evidence-based calculators and assessments. Free, private, instant results.
Most Used
Ovulation Calculator
Predict your fertile window and peak ovulation days
BMI Calculator
Calculate BMI with ranges calibrated for Indian women
PCOS Risk Assessment
Screen for Polycystic Ovary Syndrome risk factors
Breast Self-Exam Guide
Step-by-step interactive guide for breast self-examination
Cycle Length Calculator
Analyze your menstrual cycle patterns and regularity
Ovulation Calculator
Predict your fertile window and peak ovulation days
Due Date Calculator
Estimate your due date and track pregnancy milestones
PCOS Risk Assessment
Screen for Polycystic Ovary Syndrome risk factors
Breast Self-Exam Guide
Step-by-step interactive guide for breast self-examination
Hormone Cycle Map
Visualize estrogen, progesterone, LH & FSH across your cycle
Pregnancy Timeline
Week-by-week pregnancy journey with Indian fruit size comparisons
Postpartum Wellness Screen
Edinburgh-based postpartum wellness screening (EPDS)
BMI Calculator
Calculate BMI with ranges calibrated for Indian women
Iron Deficiency Risk
Evaluate anemia risk factors common in Indian women
Calorie Calculator
Determine daily caloric needs by age, activity, and goals
Water Intake Calculator
Find your optimal daily hydration based on body and climate
Nutrition Plate Builder
Build an Indian thali and see iron, folate, calcium & protein breakdown
How It Works
Choose a tool
Browse the shelves or search for a specific calculator.
Enter your data
Fill in a short form with your health details.
Get instant results
See evidence-based results and actionable insights.
All calculations happen in your browser. We never store your health data.
Need Personalized Health Insights?
Use our tools as a starting point, but always consult with healthcare professionals for personalized advice.