Health and Fitness

  • METs to Calories Burned Calculator
    Convert METs to calories burned. Enter activity intensity (METs), body weight, and duration to estimate the energy you expend during exercise.
  • Breast Milk Storage Time Calculator
    Find out how long freshly pumped breast milk stays safe. Enter the pump time and storage location to get the safe-until date for room, fridge or freezer.
  • Pregnancy Water Intake Calculator
    Estimate your daily water needs during pregnancy or breastfeeding based on body weight and exercise. Get results in liters, cups and fluid ounces.
  • Goal Weight at Target Body Fat Calculator
    Find your goal weight for a target body fat percentage. Enter current weight and body fat to see how much you'd weigh while preserving lean mass.
  • Baby Gender Heart Rate Predictor
    Try the old wives' tale: enter your baby's fetal heart rate and see if the folk rule predicts a boy or a girl. Just for fun — not medical advice.
  • Newborn Weight Loss Percentage Calculator
    Calculate your newborn's weight loss percentage from birth weight and current weight. See if it exceeds the 10% pediatric concern threshold.
  • Calories Per Serving Calculator
    Calculate calories per serving by dividing total recipe calories by the number of servings. Free, instant per-portion calorie calculator for any recipe.
  • Sugar Grams to Teaspoons Calculator
    Convert grams of sugar to teaspoons instantly. Enter sugar in grams to see the equivalent teaspoons using the standard 4.2 g per teaspoon factor.
  • Macro Percentage of Calories Calculator
    Convert grams of fat, protein and carbs into calories and find the percentage of total calories each macronutrient supplies. Free macro split calculator.
  • Intermittent Fasting Time Calculator
    Calculate when your fast ends and your eating window opens and closes based on your last meal and chosen fasting schedule like 16:8 or 18:6.
  • Yoga Calories Burned Calculator
    Estimate calories burned during yoga using the MET formula. Choose your style, enter weight and duration to get kcal burned for Hatha, Vinyasa, Hot yoga and more.
  • BMR Calculator (Mifflin-St Jeor)
    Calculate your Basal/Resting Metabolic Rate with the Mifflin-St Jeor equation. Enter weight, height, age and gender to get daily resting calories.
  • Grams to Cups Converter (Flour & Sugar)
    Convert grams to cups for flour, sugar and more. Choose your ingredient and get an instant, accurate cup measurement plus tablespoons.
  • BMR Calculator (Basal Metabolic Rate)
    Calculate your Basal Metabolic Rate (BMR) with the Mifflin-St Jeor equation. Find daily calories burned at rest plus TDEE by activity level.
  • Keto Macro Calculator
    Calculate your daily keto macros in grams. Enter calories and your fat/protein/carb percentages to get fat, protein and carb targets for a ketogenic diet.
  • Daily Protein for Muscle Gain Calculator
    Calculate your daily protein target for muscle gain in grams using 0.7–1.0 g per pound of body weight. Free, fast, and easy to use.
  • How Long to Walk Off Calories Calculator
    Find out how many minutes of walking it takes to burn off the calories in a food, based on your weight and walking pace using MET values.
  • Jump Rope Calories Burned Calculator
    Estimate calories burned jumping rope from your body weight, workout duration and skipping intensity using the MET formula. Free and instant.
  • Weight Loss Timeline Calculator
    Estimate how long it takes to reach your goal weight from a daily calorie deficit. Get weeks, days, and months to hit your target.
  • TDEE to BMI Goal Weight Calculator
    Find your target body weight for any goal BMI. Enter your height and desired BMI to instantly calculate the weight (kg) you need to reach.
  • Weeks Until Due Date Calculator
    Find how many weeks are left until your due date. Enter your due date and today's date to see weeks and days remaining and your approximate gestational age.
  • Steps to Distance & Calories Calculator
    Convert your daily steps into distance (km & miles) and estimate calories burned, based on your height, weight and walking pace.
  • ACFT 2-Mile Run Score Calculator
    Estimate your US Army ACFT 2-mile run score (0-100) from your finish time, age, and sex. Linear interpolation against the FY23+ scoring scale.
  • Army Body Fat Calculator (US)
    Estimate body fat with the US Army AR 600-9 ABCP tape method. Enter height, neck, abdomen (men) or waist & hip (women) in inches.

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