Gratis online rekenmachines voor fitness, voeding, zwangerschap en gezondheid — BMI, calorieën, lichaamsvet, macro's en meer.
Bereken dagelijkse caloriebehoefte op basis van je doelen en activiteitsniveau
Schat lichaamsvetpercentage met de U.S. Navy-methode
Vind je basaalstofwisseling — calorieën verbrand in rust
Vind je ideale gewichtsbereik met meerdere wetenschappelijke formules
Convert between pace, speed, distance, and time for running
Estimate body fat using the U.S. Army tape test method
Calculate your lean body mass using Boer, James, and Hume formulas
Find the healthy weight range for your height based on BMI
Estimate calories burned during 100+ activities and exercises
Estimate your one-rep max from submaximal lifts
Find your optimal training heart rate zones
Track your pregnancy week by week with key milestones
Track recommended weight gain throughout pregnancy
Estimate conception date from your due date or LMP
Calculate your estimated due date from last menstrual period
Predict your fertile window and ovulation date
Estimate when conception most likely occurred
Predict your next period and track your menstrual cycle
Calculate your daily macronutrient needs — protein, carbs, and fat
Find your optimal daily carbohydrate intake
Calculate daily protein needs based on weight and activity level
Determine your recommended daily fat intake
Calculate your Total Daily Energy Expenditure
Estimate Glomerular Filtration Rate for kidney function
Determine your body type — ectomorph, mesomorph, or endomorph
Calculate BSA using Mosteller and DuBois formulas
Estimate your Blood Alcohol Content based on drinks consumed
Of je nu calorieën bijhoudt voor gewichtsverlies, je zwangerschapsreis plant of je sportvoeding optimaliseert — deze rekenmachines geven je nauwkeurige, op bewijs gebaseerde resultaten in seconden. Elke tool draait volledig in je browser — je gezondheidsgegevens verlaten nooit je apparaat.