Free Health & Wellness Calculators
BMI Calculator
How to Use This Calculator:
Enter your height and weight to calculate your Body Mass Index and understand your weight category.
BMR Calculator
How to Use This Calculator:
Calculate your Basal Metabolic Rate - the calories your body burns at rest.
Daily Calorie Intake
How to Use This Calculator:
Calculate your daily calorie needs based on your activity level and goals.
Water Intake Calculator
How to Use This Calculator:
Calculate your daily water intake needs based on weight, activity, and climate.
Body Fat Percentage
How to Use This Calculator:
Estimate body fat percentage using the US Navy method with waist and neck measurements.
Pregnancy Due Date
How to Use This Calculator:
Calculate your estimated due date based on the first day of your last menstrual period.
Heart Rate Zones
How to Use This Calculator:
Calculate your target heart rate zones for different exercise intensities.
Ideal Weight Calculator
How to Use This Calculator:
Calculate your ideal weight range using multiple scientific formulas.
Sleep Duration Calculator
How to Use This Calculator:
Calculate optimal bedtime or wake time based on sleep cycles and age recommendations.
Blood Pressure Risk
How to Use This Calculator:
Assess your blood pressure category and cardiovascular risk based on current readings.
Temperature Converter
How to Use This Calculator:
Convert between Celsius and Fahrenheit, with fever assessment for body temperature.
Stress Level Assessment
How to Use This Calculator:
Answer questions about your recent experiences to assess your stress level.
Ovulation Calculator
How to Use This Calculator:
Calculate your fertile window and ovulation date based on your menstrual cycle.
Blood Alcohol Content (BAC)
How to Use This Calculator:
Estimate your blood alcohol content based on drinks consumed, weight, and time.
1 standard drink = 12oz beer, 5oz wine, or 1.5oz spirits
Child Growth Percentile
How to Use This Calculator:
Calculate your child's growth percentiles for height, weight, and BMI based on CDC standards.
Insulin Dosage Calculator
⚠️ Medical Disclaimer:
This is for educational purposes only. Always consult your healthcare provider for insulin dosing decisions. Never adjust insulin without medical supervision.
How to Use This Calculator:
Estimate insulin-to-carb ratio and correction doses based on your current settings.
Cholesterol Ratio Calculator
How to Use This Calculator:
Calculate your cholesterol ratios to assess cardiovascular risk based on lipid panel results.
Waist-to-Height Ratio
How to Use This Calculator:
Calculate your waist-to-height ratio to assess abdominal obesity and health risks.
Measure at the narrowest point between ribs and hips
IVF Success Probability
⚠️ Medical Disclaimer:
This is an estimate based on general statistics. Individual results vary greatly. Consult your fertility specialist for personalized assessment.
How to Use This Calculator:
Estimate IVF success probability based on age, diagnosis, and treatment history.
Life Expectancy Estimator
How to Use This Calculator:
Estimate life expectancy based on demographics, lifestyle, and health factors.
Skin Type Calculator
How to Use This Calculator:
Determine your Fitzpatrick skin type to understand sun sensitivity and UV protection needs.
Mental Health Self-Assessment
⚠️ Important Notice:
This is a screening tool, not a diagnosis. If you're experiencing mental health concerns, please consult a healthcare professional.
How to Use This Assessment:
Answer questions about your recent mood and feelings. This uses elements from validated screening tools.
COVID-19 Risk Assessment
⚠️ Medical Disclaimer:
This is not a substitute for professional medical advice. If you have severe symptoms, seek immediate medical attention.
How to Use This Assessment:
Answer questions about current symptoms and risk factors to assess COVID-19 likelihood.
Vision Acuity Estimator
⚠️ Important Notice:
This is a basic screening tool. For accurate vision testing, visit an eye care professional.
How to Use This Test:
Sit 3 feet (1 meter) from your screen. Cover one eye and read the smallest line you can see clearly.