FREE TOOLS
Free Health Calculators
Quick, accurate calculators for weight, calories, nutrition, sleep and healthy aging. Each one explains the science behind your result and what to do next. No sign-up needed.
Weight and calories
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BMI Calculator
Check your body mass index and healthy weight range.
Open calculator →🔥
BMR Calculator
Find your resting metabolic rate: calories burned at rest.
Open calculator →🏃
TDEE Calculator
Your maintenance calories and weight loss targets.
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Ideal Weight Calculator
Your ideal weight by four medical formulas.
Open calculator →Nutrition
Sleep and aging
How to use these calculators together
- Check where you are with the BMI and Ideal Weight calculators.
- Find your daily calorie needs with the TDEE Calculator.
- Turn calories into a plan with the Macro and Protein calculators.
- Support your progress with good sleep: use the Sleep Cycle Calculator.
WELLNESSVIGOR EBOOK
35 Days to a Leaner You
A five-week plan that pairs a simple meal plan with short home workouts, so you know exactly what to eat and how to move each day.
Popular guides
Our calculators give general estimates for healthy adults and are not medical advice. See our Medical Disclaimer.