Health & Fitness
Track your wellness journey with precise health metrics.
From calculating your body mass index (BMI) to understanding your daily caloric needs (TDEE), our health calculators give you the data you need to reach your fitness goals.
Calculate your recommended daily water intake based on weight and activity level.
Find your target heart rate zones for different exercise intensities (fat burn, cardio, peak).
Estimate the total volume of blood in your body based on gender, height, and weight.
Calculate the best time to wake up or go to bed to feel refreshed, based on 90-minute sleep cycles.
Calculate your Lean Body Mass (LBM) and body fat weight using the Boer formula.
Calculate your optimal macronutrient ratios (Protein, Carbs, Fats) for cutting, bulking, or maintaining.
Estimate your 1 Rep Max (1RM) based on weight lifted and repetitions performed.
Calculate how much money you spend on cigarettes annually and over time.
Calculate your Body Mass Index (BMI) instantly. Check the CDC-based chart to see if you are underweight, normal, overweight, or obese.
Calculate your Total Daily Energy Expenditure (TDEE) and Basal Metabolic Rate (BMR) to lose, gain, or maintain weight.
Calculate your exact age down to the day. Find out how many days you've been alive.
Calculate your Body Fat Percentage using the US Navy Method. Understand your lean mass and fat mass.
Calculate your Basal Metabolic Rate (BMR) and daily calorie needs based on your activity level using the Mifflin-St Jeor equation.
Find your ideal weight range based on height and gender using popular medical formulas (Robinson, Miller, Devine, Hamwi).
Calculate your running pace per km/mile or find out your speed. Essential for runners training for marathons or 5Ks.
Track your pregnancy week by week. Calculate your due date from LMP and see which trimester you are in.
Estimate the likely date of conception based on your due date or LMP. Find out the probable intercourse window.
Calculate your baby's due date using multiple methods: Last Period (LMP), Conception Date, or IVF Transfer Date.
Calculate body surface area (BSA) using the Du Bois formula. Essential for medical dosing and chemotherapy calculations.
Estimate your VO2 Max and cardiovascular fitness level. Get personalized fitness assessment based on heart rate and age.
Calculate calories burned while running based on distance, pace, and weight. Uses MET values for accurate results.
Calculate your TDEE and BMR. Get personalized calorie needs for weight loss (cutting) or muscle gain (bulking).
Calculate your waist-to-hip ratio (WHR) and health risk level. Understand body fat distribution and cardiovascular risk.