Health & Fitness Calculators

Free tools for BMI, calories, RPE, blood pressure and more.

Health calculators from each country

Rating of Perceived Exertion for exercise tracking.

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Estimate healthy weight range for your dog.

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Calculate calories and nutrition for Panda Express meals.

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125 mg syrup dosage by weight.

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Body mass index with UK classifications.

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Check and interpret your blood pressure levels.

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Track how much weight you have lost.

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Measure fat distribution and health risk.

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Estimate your cardiorespiratory fitness.

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Track menstrual cycle and next period dates.

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Fat-Free Mass Index for fitness analysis.

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Health authorities by country

For official guidance, check with your country’s health authority

🇺🇸 USA CDC / NIH

🇮🇳 India ICMR

🇬🇧 UK NHS

🇵🇭 Philippines DOH

🇨🇦 Canada Health Canada

🇦🇺 Australia NHMRC

Instant access, no registration.