Doctors League
Doctors League
Where Healthcare Heroes Compete

Medical Tools and Calculators

Free, private, and instant health tools to help you make informed decisions. No registration required.

Child Growth Percentile
Track your child's growth against WHO standards (0-5 years).
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Smoking Quit Cost
See how much money you can save by quitting smoking.
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BAC Estimator
Estimate Blood Alcohol Content based on drinks and weight.
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Ovulation Calculator
Identify your most fertile days to plan pregnancy.
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Sleep Cycle Calculator
Find the best time to sleep or wake up refreshed.
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Water Intake Calculator
Calculate your daily hydration needs.
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Vision Acuity Test
Check your vision online with our Tumbling E eye test.
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Ideal Weight Calculator
Find your healthy weight range using medical formulas.
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Body Fat Calculator
Estimate body fat percentage using the US Navy method.
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Mental Health Assessment
Confidential depression screening using PHQ-9 standard.
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BMI Calculator
Calculate your Body Mass Index and find weight management specialists.
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Pregnancy Due Date
Estimate your baby's due date and find OB-GYNs near you.
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Heart Rate Zones
Optimize your cardio training with personalized heart rate zones.
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Symptom Checker
Not sure what doctor to see? Use our triage tool.
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Blood Pressure Monitor
Understand your blood pressure readings and risks.
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Calorie Calculator
Estimate daily calorie needs for weight maintenance or loss.
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A1C Calculator
Convert HbA1c to eAG and understand diabetes risk.
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1RM Calculator
Calculate your One Rep Max (1RM) for strength training.
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Trusted by Doctors

Our tools are designed in collaboration with medical professionals to provide accurate, guideline-based estimations. However, they are not a substitute for professional medical advice.

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