Health and Fitness Calculators
Health estimates in pounds, feet and inches: BMI, daily calorie needs, ideal body weight and daily water intake.
13 calculators
BMI Calculator
BMI calculator in pounds, feet and inches: body mass index and the CDC weight category for adults.
Calorie Calculator
Calorie calculator: daily calories to maintain your weight, from your BMR (Mifflin-St Jeor) and activity level.
Ideal Weight Calculator
Ideal weight calculator: ideal body weight in pounds from your height, using the Devine formula.
Water Intake Calculator
Water intake calculator: how many ounces of water to drink per day based on your weight and exercise.
Starbucks Nutrition Calculator
Starbucks nutrition calculator: estimate calories, sugar and caffeine for a drink by size, milk choice and syrup pumps.
Conception Date Calculator
Conception date calculator: estimate when conception likely happened from your due date or the first day of your last period.
Max Heart Rate Calculator
Max heart rate calculator: estimate your maximum heart rate by age and see target zones from 50 to 85 percent for exercise.
Macro Calculator
Macro calculator: daily calories, protein, carbs and fat in grams for weight loss, maintenance or muscle gain.
A1C Calculator
A1C calculator: convert A1C percent to estimated average glucose in mg/dL and mmol/L, or the reverse, with the range.
FFMI Calculator
FFMI calculator: find your fat-free mass index and normalized FFMI from weight, height and body fat percentage.
Dog Age Calculator
Dog age calculator: convert your dog's age to human years by size, with the AVMA method and the newer DNA-based formula.
TDEE Calculator
TDEE calculator: estimate the calories you burn per day from age, height, weight and activity, plus targets to lose or gain weight.
BMR Calculator
BMR calculator: find your basal metabolic rate, the calories your body burns at rest, using Mifflin-St Jeor and Harris-Benedict.