Health
BMR, TDEE, water and protein. Formula numbers, not a diagnosis.
Other
Steps to Kilometers
Steps to kilometers: 10,000 steps at 76 cm is 7.6 km.
Use calculator βRunning Pace Calculator
Running pace calculator: 10 km in 50 minutes is 5:00 per kilometer and 12 km/h.
Use calculator βFertile days calculator
Fertile days calculator: after 1 Aug 2026 and 28 days the window is 10-15 Aug.
Use calculator βCan dogs eat this?
Can dogs eat this: 10 kg and 20 g of milk chocolate stay low risk.
Use calculator βBiological age calculator
Biological age calculator: age 40, 7.5 h sleep and BMI 23 stay at model 40.
Use calculator βBAC calculator
BAC calculator: mass, grams of pure ethanol, and sex.
Use calculator βBMI calculator
BMI calculator: weight and height.
Use calculator βBMI and muscle mass
BMI and muscle mass: weight and height.
Use calculator βBMI percentile calculator
BMI for children (percentile): weight and height.
Use calculator βBMR calculator
BMR calculator: sex, age, weight, and height.
Use calculator βKatch McArdle calculator
Katch McArdle calculator: fat-free kilograms, or total mass and body-fat percent.
Use calculator βBody fat calculator
Body fat calculator: sex, height, neck, and waist.
Use calculator βBody fat percentage calculator
Body fat percentage: waist, hip, and height.
Use calculator βBody mass index
Body mass index: weight and height.
Use calculator βBSA calculator
BSA calculator: mass and height.
Use calculator βCalorie deficit calculator
Calorie deficit calculator: TDEE and a daily deficit, or fill a Mifflin profile.
Use calculator βWeight gain calculator
Weight gain calculator: TDEE and a daily surplus in kcal.
Use calculator βCycling calorie calculator
Cycling calorie calculator: weight, minutes, and riding intensity from the list.
Use calculator βGym calorie calculator
Gym calorie calculator: weight, minutes on the floor, and a MET rung.
Use calculator βSwimming calorie calculator
Swimming calorie calculator: weight, minutes in the water, and a MET rung.
Use calculator βWalking calorie calculator
Walking calorie calculator: weight, minutes, and walking pace from the list.
Use calculator βYoga calorie calculator
Yoga calorie calculator: weight, minutes on the mat, and a MET rung.
Use calculator βCalories burned at rest
Calories burned at rest: weight, minutes, and a low MET.
Use calculator βRunning calorie calculator
Running calorie calculator: weight and distance.
Use calculator βCarb calorie calculator
Carb calorie calculator: daily kilocalories and a carbohydrate percent.
Use calculator βDaily sodium (mg)
Daily sodium (mg): milligrams and a factor.
Use calculator βFat calorie calculator
Fat calorie calculator: daily kilocalories and a fat percent.
Use calculator βFFMI calculator
FFMI calculator: weight, height, and body-fat percent.
Use calculator βGlycaemic load calculator
Glycaemic load: GI and carbohydrate grams.
Use calculator βHeart rate and oxygen
Heart rate and oxygen: resting heart rate and age.
Use calculator βHeart rate zone calculator
Heart rate zone calculator: your age in whole years.
Use calculator βHydration (glasses)
Hydration (glasses): weight and ml per kg.
Use calculator βHydration during exercise
Hydration during exercise: weight and training minutes.
Use calculator βIdeal weight (Devine)
Ideal weight (Devine): height and sex.
Use calculator βIdeal body weight calculator
Ideal body weight calculator: height and pick sex.
Use calculator βDaily protein
Daily protein: weight and your own g/kg.
Use calculator βMax heart rate calculator
Max heart rate calculator: your age in whole years.
Use calculator βCalories burned calculator
Calories burned calculator: activity MET, weight, and minutes.
Use calculator βMetabolic age calculator
Metabolic age (est.): BMR and age.
Use calculator βNet carbs calculator
Net carbs calculator: carbohydrate grams and fiber grams from the same serving.
Use calculator βOvulation calculator
Ovulation calculator: the first day of your last period and cycle length.
Use calculator βPregnancy weight gain calculator
Pregnancy weight gain calculator: pre-pregnancy BMI or mass and height, plus the week.
Use calculator βProtein requirement calculator
Protein requirement calculator: weight and a goal.
Use calculator βRecovery heart rate calculator
Recovery (heart rate): peak heart rate and the rate after 1 min rest.
Use calculator βResting heart rate calculator
Resting heart rate calculator: beats per minute measured at rest, ideally in the morning before coffee.
Use calculator βSaturated fat calculator
Saturated fat calculator: daily kilocalories and a max percent from saturated fat.
Use calculator βSleep calculator
Sleep calculator: time asleep in minutes.
Use calculator βSugar and fat calorie calculator
Sugar and fat calorie calculator: sugar grams and fat grams from one serving.
Use calculator βTarget heart rate (training)
Target heart rate (training): HRmax and a percent or a fraction.
Use calculator βTDEE calculator
TDEE calculator: sex, age, weight, height, and activity.
Use calculator βTDEE from BMR
TDEE from BMR: a ready BMR and an activity factor.
Use calculator βWater and weight
Water and weight: weight and ml per kg.
Use calculator βWater requirement calculator
Water requirement calculator: weight and activity.
Use calculator βWeekly weight change calculator
Weekly weight change calculator: a daily deficit and a week count.
Use calculator βWaist to hip ratio calculator
Waist to hip ratio calculator: WHR = waist / hip.
Use calculator βPeptide calculator
Peptide calculator: milligrams in the vial, milliliters of diluent, and micrograms to convert.
Use calculator βSteps to miles calculator
Steps to miles calculator: the step count from the day or from a watch.
Use calculator βArticles
Short guides for the formulas in this category. Each article leads to a calculator.