Health
BMR, TDEE, water and protein. Formula numbers, not a diagnosis.
Other
Steps to Kilometers Calculator
Steps to kilometers: 10,000 steps at 74 cm is 7.4 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
10 kg dog + 20 g milk chocolate β low risk. 12 items, not a vet visit.
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: 70 kg, 170 cm, 15% β BMI 24.2 and FFMI 20.6.
Use calculator βBMI Calculator for Children
BMI calculator for children: 35 kg, 140 cm, age 10 β BMI 17.9 and ~70.6th CDC percentile.
Use calculator βBMR Calculator
BMR calculator: 176 lb and 71 in is about 1780 kcal from Mifflin. Other formulas are on the card. That is rest, not TDEE.
Use calculator βKatch-McArdle BMR Calculator
Katch-McArdle BMR: 58 kg lean β 1,623 kcal. Lean mass, not Mifflin.
Use calculator βBody Fat Calculator
Body fat calculator: sex, height, neck, and waist.
Use calculator βBody Fat Percentage Calculator
81 / 80 / 175 β 12.6%. log10, not full Navy with neck.
Use calculator βBMI Calculator
70 kg and 170 cm β 24.2. WHO BMI; optional BMR/TDEE.
Use calculator βBSA Calculator
BSA: 70 kg and 175 cm β 1.84 / 1.85 mΒ². Mosteller and Du Bois, not a dose.
Use calculator βCalorie Deficit Calculator
TDEE 2,200 β 500 β 1,700 kcal and ~0.45 kg/week. Optional Mifflin Γ PAL.
Use calculator βCalorie Surplus Calculator
2200 + 300 β 2500 kcal. β 0.27 kg/week at 7700.
Use calculator βCycling Calorie Calculator
70 kg, 45 min, 8 MET β 420 kcal. No pedal watts.
Use calculator βGym Calorie Calculator
70 kg, 45 min, 5 MET β 263 kcal. No sets or bar load.
Use calculator βSwimming Calorie Calculator
70 kg, 30 min, 8 MET β 280 kcal. Easy 6, hard 10.
Use calculator βWalking Calorie Calculator
70 kg, 60 min, 3.5 MET β 245 kcal. MET Γ kg Γ h, not steps.
Use calculator βYoga Calorie Calculator
70 kg, 60 min, 2.5 MET β 175 kcal. Hatha 2.3, power 4.
Use calculator βCalories Burned at Rest Calculator
70 kg, 60 min, 1.3 MET β 91 kcal. MET Γ time, not BMR.
Use calculator βRunning Calorie Calculator
Running calorie calculator: 70 kg Γ 10 km Γ 1.03 = 721 kcal.
Use calculator βDietary Carbohydrate Calculator
2200 kcal and 50% β 275 g (1100 / 4). No fiber subtract.
Use calculator βDaily Sodium Calculator
500 Γ 3 = 1500. mg product, not a WHO limit.
Use calculator βDietary Fat Calculator
2200 kcal and 30% β about 73 g (660 / 9). Atwater divisor.
Use calculator βFFMI Calculator
Fat-free mass index: weight, height, and body-fat percent.
Use calculator βGlycemic Load Calculator
GI 72 and 40 g β GL 28.8. GL = GI Γ carbs / 100.
Use calculator βVO2 Max Calculator
60 bpm, age 35 β 46.8 ml/kg/min. From HR, not SpO2.
Use calculator βHeart Rate Zone Calculator
Heart rate zone calculator: at 30, Zone 2 is 114β133 bpm; Karvonen with rest 60 is 138β151.
Use calculator βHow many glasses of water a day
How many glasses of water a day: 70 kg Γ 33 ml/kg = 9.24 glasses of 250 ml.
Use calculator βHydration during exercise
Hydration during exercise: 70 kg Γ 60 min = 350 ml, or sweat rate Γ hours.
Use calculator βDevine Ideal Weight Calculator
Devine: 175 cm male β 70.5 kg. Dosing formula, not a body goal.
Use calculator βIdeal Body Weight Calculator
Ideal body weight calculator: height and pick sex.
Use calculator βDaily Protein Calculator
70 kg Γ 1.6 β 112 g/day. Your own g/kg, not a goal list.
Use calculator βMax Heart Rate Calculator
Max heart rate calculator: your age in whole years.
Use calculator βCalories Burned Calculator
8 MET, 70 kg, 45 min β 420 kcal. Your own table MET.
Use calculator βMetabolic Age Calculator
BMR 1650 and age 30 β 30. Heuristic, not a lab.
Use calculator βNet Carbohydrate Calculator
40 β 12 fiber = 28 g. No polyols.
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 Calculator
Protein calculator: 70 kg at maintenance is 70 g. 80 kg on a cut is 160 g.
Use calculator βHeart Rate Recovery Calculator
180 β 120 = 60 bpm. 1-min drop, not a diagnosis.
Use calculator βResting Heart Rate Calculator
Resting heart rate calculator: 65 bpm normal, 48 low, 85 elevated.
Use calculator βSaturated Fat Calculator
2000 kcal and 10% β 22.2 g. Divisor 9, not total fat.
Use calculator βSleep Calculator
Sleep calculator: time asleep in minutes.
Use calculator βSugar and Fat Calorie Calculator
40 g sugar and 15 g fat β 295 kcal (4Γ + 9Γ). Serving, not TDEE.
Use calculator βTarget Heart Rate Calculator
190 Γ 70% β 133 bpm. HRmax Γ %, not Karvonen.
Use calculator βTDEE Calculator
TDEE calculator: sex, age, weight, height, and activity.
Use calculator βBMR TDEE Calculator
BMR TDEE calculator: 1600 Γ 1.55 = 2480 kcal; deficit off TDEE.
Use calculator βWater by Weight Calculator
70 kg Γ 30 = 2100 ml. Your own ml/kg.
Use calculator βWater Intake Calculator
Water requirement calculator: weight and activity.
Use calculator βWeekly Weight Change Calculator
500 kcal Γ 4 weeks β β1.82 kg at 7700.
Use calculator βWaist-to-Hip Ratio Calculator
WHR calculator: 80 cm / 100 cm = 0.80; cut-offs 0.85 and 0.90.
Use calculator βPeptide Calculator
5 mg in 2 mL β 2.5 mg/mL; 250 mcg β 0.1000 mL. Arithmetic, not a dose.
Use calculator βSteps Calculator
10,000 Γ 76 cm β 7.60 km; at 70 kg ~266 kcal. Not a pedometer.
Use calculator βArticles
Short guides for the formulas in this category. Each article leads to a calculator.