Fitness & Health
Body metrics, nutrition and training science. Every tool is free, works in your browser, and shows its method.
Most used first
All Fitness & Health calculators
Walking Calorie Calculator (MET Method)
Steps to Miles and Kilometers Calculator
mL to Grams Converter (by Ingredient)
Grams to Cups Converter (by Ingredient)
Calorie Deficit Calculator (Daily Target for Weight Loss)
Height Converter (Feet/Inches, Centimeters, Meters)
Steps to Calories Burned Calculator
Grams to Tablespoons Converter (By Ingredient)
Vitamin mcg to IU Converter (A, D, E)
Grams to Teaspoons (by Ingredient)
Body Fat Calculator (US Navy Tape Method)
Cups to Pounds Converter (by Ingredient)
Waist-to-Hip Ratio (WHO Risk Bands)
VO2 Max Estimator (Cooper & Rockport)
Winning Percentage Calculator (Team Record to Win %)
Pounds to Cups Converter (by Ingredient)
Bench Press 1RM Estimator
BMR Calculator (Revised Harris-Benedict Equation)
Peptide Dosage Calculator (Syringe Units)
Maintenance Calories (TDEE) Calculator
Mean Arterial Pressure (MAP) Calculator
mmol/L to mg/dL Converter (Lab Values)
Running Calories by Pace (MET)
Calories Burned Biking Calculator
Swimming Calories Burned (by Stroke)
Jump Rope Calorie Calculator
Weight Gain Calorie Target Calculator
Calories Burned by Activity (MET Method)
Calories Burned Weight Lifting (with EPOC)
IQ Percentile and Rarity Calculator
Body Shape Calculator (Bust, Waist, Hip)
Waist-to-Height Ratio (WHtR) Calculator
Weight Loss Percentage Calculator (% of Body Weight)
Batting Average (Baseball) Calculator
Pace Calculator (Running & Cycling)
Navy Body Fat (Tape Method) Calculator
Earned Run Average (ERA) Calculator
Army Body Fat (AR 600-9 Tape Method)
Resting Metabolic Rate (RMR) Estimator
Ideal Weight (Robinson, Miller, Devine, Hamwi)
Lean Body Mass (Boer, James, Hume)
Calories Burned by Heart Rate Calculator
Bike Size Calculator (Frame from Height and Inseam)
One Rep Max Estimator (1RM)
BMI Calculator for Men (WHO & CDC, with Waist)
Cholesterol Ratio Calculator (Total/HDL and More)
Navy PRT Scorer (OPNAVINST 6110.1J)
Slugging Percentage (SLG, ISO & OPS)
Sauna Calories Burned (MET-Based)
Adjusted Body Weight (for Drug Dosing)
Reverse Due Date Calculator (Conception Date)
Calories Burned Standing Calculator
Pediatric Dose Estimator (Five Rules)
Estimated Energy Requirement (EER) Calculator
Weight Watchers Points Estimator
Stair Climbing Calories (Up, Down, or Mixed)
Swimming Time Calculator (Laps, Pace & Speed)
Body Surface Area Calculator (Mosteller, DuBois, Haycock)
Running Pace Calculator (Min/Mile, Min/Km, Finish Times)
Mortality Rate (Crude, CFR & IMR)
Dunk Calculator (Vertical Needed for a 10-ft Rim)
Caffeine Intake vs FDA Daily Limit
ANC Calculator (Absolute Neutrophil Count)
Total Body Water Calculator (Watson Formula)
Karvonen Target Heart Rate (HRR)
Hematocrit and Hemoglobin Converter
Fat-Free Mass Index (FFMI) Calculator
BMI Calculator (Body Mass Index, Metric & Imperial)
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