Health & Fitness Calculators

This section lists our health calculators. We are constantly adding new calculators our site, with the menu to the right highlighting our current health calculator collections. Located below are some of the best health-related calculators that haven't yet found a collection to call home.

• Absolute Neutrophil Count – Measures the total number of white blood cells that fight infection present in the blood. Determines a critical component of the complete blood count.
• Adult Treatment Panel (ATP) III Analysis – Analyzes risk factor for high blood cholesterol in adults. Requires blood pressure and cholesterol numbers as well as assessment of risks and medical history.
• Advanced Alligation Calc (2 Concentrations) – Calculates amount of each of two additives needed to produce two final concentrations.
• Advanced Cardiovascular Life Support (ACLS) – Generates table with accurate medication amounts for resuscitating an adult. Requires just a name, age, and weight in pounds or kilograms.
• Advanced Opioid Converter – Converts a list of about a dozen opioids back and forth. Includes supplementary calculations for converting from Methadone, along with basic referential tables.
• Albumin Calculator (Adult Dosing) – Calculates dosage for albumin solutions, which can assist in regulating blood circulation. Requires patient weight and possible indications.
• Alteplase (Activase®) Calculator  (Adult Patients) – Calculates dosage for Alteplase (Activase®), which manages acute myocardial infarction in adults. Requires patient weight and appropriate indication.
• Aminoglycoside-Vancomycin Dosing – Calculates dosage for Aminoglycoside-Vancomycin to ensure appropriate drug absorption, metabolism, and excretion. Requires basic patient statistics.
• Anion Gap – Calculator for determining the anion gap, which can identify metabolic acidosis cause. Requires sodium chloride, and bicarb levels.
• APACHE II Calculator – Determines APACHE II, or Acute Physiology and Chronic Health Evaluation II, a classification system for disease severity. This is typically applied to a patient upon entering an intensive care unit.
• Arterial Oxygen Content – Calculator for oxygen content in the arteries. Requires data including hemoglobin, percentage of hemoglobin saturated with oxygen, and arterial oxygen partial pressure.
• Baby Due Date Calculator – Calculates the due date for an expected baby. Data input includes the first day of the user's last menstrual period. Provides approximate dates for each trimester.
• Blood Alcohol Content (BAC) Calculator – Calculates the approximate blood alcohol content of the user, based on user's gender, amount of alcohol consumed, weight, and time spent drinking.
• Blood Alcohol Calculator (BAC) – Estimates the blood alcohol content of the user, based on the user's weight, volume consumed, number of drinks consumed, and time spent drinking.
• Body Fluid Volumes Calculator – Calculator for body fluid volumes, including fluid inside and outside of cells. Data required includes gender and weight.
• Body Height / Weight Converter – A quick and easy device to convert metric measurements to standard measurements, with a focus on body dimensions. Changes feet and inches to centimeters and pounds to kilograms.
• Body Mass Index – A simple calculator that determines the user's body mass index. Simply requires height and weight to produce the calculation.
• Body Mass Index (BMI) Calculator – Calculates the proportion of the user's weight to height. Based on federal guidelines and can be used to assess possible existing or future health risks.
• Body Surface Area Calculator – Calculates the body surface area, in reference to a human body. The results can assist in determining appropriate dosage for medications and treatments such as chemotherapy.
• Body Surface Area Calculator (BSA) – Calculates the body surface area for a patient, with the intention of determining an accurate dosage for medication. Data inputs include height, weight, and drug dosage.
• Calcium and Vitamin D Requirements – Determines recommended amounts of both calcium and vitamin D. Provides estimated average requirement, recommended daily allowance, and tolerable upper intake level.
• Calculate Body Mass Index – Determines the user's body mass index, a measurement that can indicate whether the user is under- or overweight and whether he or she may have weight-related health concerns.
• Calculate Your BMR – Calculates basal metabolic rate or the number of calories burned while exerting absolutely minimal energy. The BMR also indicates the minimum number of calories needed to perform essential bodily functions.
• Calculate Your Body Composition – Determines the user's military body fat, based on the Circumference Method. Requires a tape measure in addition to basic statistics, including height, weight, and body part measurement.
• Calculate Your Body Composition – Determines the user's body fat percentage using a skin fold caliper and three data points. Calculations are based on the Jackson/Pollock 3-Site Caliper Method. Requires caliper and data input.
• Calculate Your Body Fat Percentage – Determines the user's body fat percentage using a skin fold caliper and seven data points. Calculations are based on the Jackson/Pollock 7-Site Caliper Method. Requires caliper and data input.
• Calculate Your Calories Burned Running – Calculates the number of calories that a user burns while running or jogging. Requires user to input specific type and intensity of activity, along with length of time.
• Running Pace Calculator – Figure out the pace at whych you run or jog.
• Calculate Your Calories Burned – This advanced calculator adds up calories burned while performing a variety of activities for different durations. Calculator includes over 600 activities at various intensities.
• Calculate Your Healthy Weight – Calculates the user's healthy weight, based on height and body frame. Offers supplementary information, such as how much weight the user must lose in order to achieve a healthy weight.
• Carboplatin AUC Calculator – Calculates dosage for a range of chemotherapy drugs primarily used to treat cancers of the head, neck, endometrial, esophageal, breast, bladder, cervical, and central nervous system.
• CHA2DS2-VASc Score: Stroke Rick Assessment in Non-Valvular Atrial Fibrillation – Assesses stroke risk in patients with non-valvular atrial fibrillation. Results can help to determine whether anticoagulation therapy or antiplatelet therapy would prove most effective.
• CHADS2 Score: Stroke Risk Assessment in Atrial Fibrillation - Assesses stroke risk in patients with non-rheumatic atrial fibrillation. Results can help to determine whether the patient would benefit most from anticoagulation therapy or antiplatelet therapy.
• Determination of Basal Energy Expenditure (BEE) – Assesses the user's basal energy expenditure, or the minimum amount of energy the body requires in order to perform basic functions. Data inputs include age, height, and weight.
• HAS-BLED Bleeding Risk Score – Assesses bleeding risk for patients with atrial fibrillation who take oral anticoagulants. Data inputs include hypertension, abnormal liver function, stroke, bleeding, advanced age, and drug therapy.
• Heart Rate Calculator – Calculates a range of possible heart rates, including resting heart rate, maximum heart rate, reserve heart rate, target heart rate, and heart rate training zones.
• HEMORR2HAGES Bleeding Risk Score – Serves as a scorecard to assess a patient's risk of bleeding. Data inputs include renal disease, ethanol abuse, advanced age, hypertension, anemia, and stroke.
• Hypocalcemia (Calcium) Calculator – Assesses the presence of low serum calcium levels in the blood. While most calcium in the human body is in bones, this small, closely regulated percentage is in blood.
• Ideal Body Weight & Adjusted Body Weight – Calculates both the ideal body weight and adjusted body weight, along with the percentage that the user is over or under the ideal. Also determines the body surface area.
• New Pooled Cohort Equations – Estimates risks for atherosclerotic cardiovascular disease (ASCVD) or coronary death. Results include 10-year and lifetime risks. Data inputs include cholesterol and blood pressure numbers.
• Ovulation Calculator – Determines the user's date and schedule for ovulation. Data inputs include the first day of the user's last menstrual period and cycle length. It also estimates the due date of a child if conception occurs.
• Pediatric Advanced Life Support Calculator - Generates table with accurate drug amounts necessary for resuscitating a child. Data inputs include name, age, and weight in pounds or kilograms.
• Pregnancy Calculator – Provides a list of key dates in a pregnancy, based on the user input. Results include trimester beginning dates and date of baby's first heartbeat.
• Pregnancy Weight Gain Calculator – Calculates the weight gained at various points over the course of a pregnancy. Users can scroll through each week to anticipate weight gain based on their pre-pregnancy weight.
• Reverse Due Date Calculator – Assists with determining conception date based on the user's expected due date. Data input simply includes expected due date or birthday.
• Select a Compounding (Alligation) Calculator – Calculates amount of each of two additives needed to produce a final concentration. User can choose from two calculators, one for solutions and liquids and one for creams and ointments.
• Sodium Bicarbonate Deficit Calculator – Determines the user's sodium bicarbonate deficit. Used as a tool to assess and treat metabolic acidosis.
• Waist to Hip Ratio Calculator – Calculates the user's waist to hip ratio and determines body type. The device shows the results in conjunction with any health risks to which the user may be subject.
• Weight Calorie Calculator – Calculates the daily calories that a user must consume in order to meet and maintain a desired weight. Data inputs include height, weight, body mass, activity level, and desired weight.