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Health Calculators

Informational health calculators built for clear, privacy-aware browser use.

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Health tools on ABC7 are designed for general information only. They help with quick calculations, but they are not medical advice and should not replace a qualified professional.

Health Calculators BMI

BMI Calculator

Calculate body mass index with metric or imperial inputs and see a general category.

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Health Calculators A7

BMR Calculator

Use the BMR Calculator to estimate resting daily energy from weight, height, age, and equation profile as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

TDEE Calculator

Use the TDEE Calculator to estimate daily energy expenditure from resting energy and an activity factor as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Healthy Weight Range Calculator

Use the Healthy Weight Range Calculator to estimate the weight range corresponding to adult BMI 18.5 through 24.9 for a height as a clear general estimate, not a diagnosis or medical advice.

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Ideal Weight Formula Calculator

Use the Ideal Weight Formula Calculator to compare four historical height-based reference-weight formulas as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Body Fat Estimate Calculator

Use the Body Fat Estimate Calculator to estimate body-fat percentage from circumference measurements as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Lean Body Mass Calculator

Use the Lean Body Mass Calculator to split body weight into estimated fat mass and lean mass from a supplied body-fat percentage as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Waist to Height Ratio Calculator

Use the Waist to Height Ratio Calculator to calculate waist circumference divided by height and compare it with a simple screening line as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Waist to Hip Ratio Calculator

Use the Waist to Hip Ratio Calculator to calculate the waist-to-hip measurement ratio without assigning a diagnosis as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Heart Rate Zones Calculator

Use the Heart Rate Zones Calculator to estimate general exercise heart-rate zones from age as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Target Heart Rate Calculator

Use the Target Heart Rate Calculator to estimate an exercise pulse range from age and chosen intensity percentages as a clear general estimate, not a diagnosis or medical advice.

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Running Pace Calculator

Use the Running Pace Calculator to calculate pace per kilometer, pace per mile, and speed from distance and time as a clear general estimate, not a diagnosis or medical advice.

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Pace to Speed Converter

Use the Pace to Speed Converter to convert minutes per kilometer into speed and minutes per mile as a clear general estimate, not a diagnosis or medical advice.

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Steps to Distance Calculator

Use the Steps to Distance Calculator to estimate walking distance from step count and measured stride length as a clear general estimate, not a diagnosis or medical advice.

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Calories Burned Estimate Calculator

Use the Calories Burned Estimate Calculator to estimate activity energy from MET value, weight, and duration as a clear general estimate, not a diagnosis or medical advice.

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Daily Water Intake Estimate

Use the Daily Water Intake Estimate to compare transparent body-weight-based water assumptions as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Protein Intake Range Calculator

Use the Protein Intake Range Calculator to multiply body weight by a selected general protein range as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Sleep Duration Calculator

Use the Sleep Duration Calculator to measure elapsed time between bedtime and wake-up time as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Pregnancy Due Date Estimate

Use the Pregnancy Due Date Estimate to estimate a calendar due date from the first day of the last menstrual period as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Pregnancy Week Estimate

Use the Pregnancy Week Estimate to estimate elapsed pregnancy weeks from the first day of the last menstrual period as a clear general estimate, not a diagnosis or medical advice.

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Adult BMI Calculator

Use the Adult BMI Calculator to calculate adult BMI for age 20 and above using metric or imperial units as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Body Surface Area Estimator

Use the Body Surface Area Estimator to estimate body surface area from height and weight with the Mosteller equation as a clear general estimate, not a diagnosis or medical advice.

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Adult BMI Change Calculator

Use the Adult BMI Change Calculator to compare two adult BMI estimates from height and two weights as a clear general estimate, not a diagnosis or medical advice.

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Calorie Balance Estimator

Use the Calorie Balance Estimator to subtract estimated expenditure from entered intake for a simple daily balance as a clear general estimate, not a diagnosis or medical advice.

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Macronutrient Split Calculator

Use the Macronutrient Split Calculator to convert a calorie target and three percentages into estimated grams as a clear general estimate, not a diagnosis or medical advice.

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Calorie Range Estimator

Use the Calorie Range Estimator to show a transparent weight and activity-factor energy estimate for comparison as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Heart Rate Reserve Calculator

Use the Heart Rate Reserve Calculator to estimate exercise ranges from age, resting pulse, and selected intensity as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Pulse Pressure Calculator

Use the Pulse Pressure Calculator to subtract diastolic pressure from systolic pressure as an arithmetic result as a clear general estimate, not a diagnosis or medical advice.

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Mean Arterial Pressure Estimator

Use the Mean Arterial Pressure Estimator to estimate a mean arterial pressure from systolic and diastolic entries as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Respiratory Rate Reference

Use the Respiratory Rate Reference to calculate breaths per minute from counted breaths and observation minutes as a clear general estimate, not a diagnosis or medical advice.

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Body Temperature Converter

Use the Body Temperature Converter to convert a temperature between Celsius and Fahrenheit without interpretation as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Temperature Reference Display

Use the Temperature Reference Display to convert an entered temperature and show a clearly labeled general reference note as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Menstrual Cycle Length Calculator

Use the Menstrual Cycle Length Calculator to count calendar days between two entered cycle start dates as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Menstrual Cycle Calendar Estimate

Use the Menstrual Cycle Calendar Estimate to project a next cycle date from a start date and entered cycle length as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Ovulation Window Calendar Estimate

Use the Ovulation Window Calendar Estimate to show a calendar estimate from cycle start and entered cycle length as a clear general estimate, not a diagnosis or medical advice.

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Pregnancy Trimester Calendar Estimate

Use the Pregnancy Trimester Calendar Estimate to show a broad trimester label from an entered LMP date and check date as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Blood Glucose Unit Converter

Use the Blood Glucose Unit Converter to convert a numeric glucose value between mg/dL and mmol/L as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Standard Drinks Calculator

Use the Standard Drinks Calculator to estimate grams of pure alcohol and standard drinks from volume and ABV as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Caffeine Intake Total Calculator

Use the Caffeine Intake Total Calculator to sum caffeine milligrams across entered servings as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Sodium Intake Total Calculator

Use the Sodium Intake Total Calculator to sum sodium milligrams across entered servings as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Fiber Intake Estimator

Use the Fiber Intake Estimator to show a transparent weight-based fiber estimate for comparison as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Calcium Intake Comparison

Use the Calcium Intake Comparison to compare entered calcium intake with a user-selected reference value as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Iron Intake Comparison

Use the Iron Intake Comparison to compare entered iron intake with a user-selected reference value as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Walking Calories Estimator

Use the Walking Calories Estimator to estimate activity energy from weight, duration, and a selected walking MET as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Running Finish Time Estimator

Use the Running Finish Time Estimator to estimate elapsed time from distance and pace as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Target Pace Calculator

Use the Target Pace Calculator to estimate required pace from distance and target time as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Sleep Debt Estimator

Use the Sleep Debt Estimator to compare entered sleep with a selected nightly target over several nights as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Sleep Consistency Calculator

Use the Sleep Consistency Calculator to calculate average sleep and simple spread from three entered nights as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Hydration Comparison Calculator

Use the Hydration Comparison Calculator to compare entered water with a transparent weight-based assumption as a clear general estimate, not a diagnosis or medical advice.

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Health Calculators A7

Step Cadence Calculator

Use the Step Cadence Calculator to calculate steps per minute from a count and elapsed walking time as a clear general estimate, not a diagnosis or medical advice.

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Category guide

Health calculators are informational only

ABC7 health pages provide quick informational calculations, such as BMI, with privacy-aware browser processing and clear limitations.

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What they can do

Use them to understand a general number, compare units, or prepare questions before speaking with a qualified professional.

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What they cannot do

They are not medical advice, diagnosis, or treatment guidance. Health decisions should be checked with a professional who understands your situation.

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Continue with related tools

After finishing the current task, use the related links to continue with the next calculation, conversion, or review you need.