Fitness Calculators

Fitness Calculators - BMI, Body Fat, BMR & More | CalcHub

Fitness Calculators

Calculate BMI, body fat, BMR, TDEE, one-rep max, and more for your fitness journey

BMI Calculator

Calculate your Body Mass Index and understand your weight category

cm
100cm 250cm
kg
30kg 200kg

Body Fat Calculator

Estimate your body fat percentage using various methods

Male
Female
years
cm
kg
cm

BMR Calculator

Calculate your Basal Metabolic Rate (calories burned at rest)

Male
Female
years
cm
kg

TDEE Calculator

Calculate your Total Daily Energy Expenditure

Sedentary
Little or no exercise
1.2
Lightly Active
Light exercise 1-3 days/week
1.375
Moderately Active
Moderate exercise 3-5 days/week
1.55
Very Active
Hard exercise 6-7 days/week
1.725
Extremely Active
Very hard exercise, physical job
1.9

One-Rep Max Calculator

Estimate your one-rep maximum for weight lifting

kg
reps

Your BMI Results

0
BMI Score
Calculating...
Underweight < 18.5
Normal 18.5 - 24.9
Overweight 25 - 29.9
Obese 30+

Recommendations

  • Maintain a balanced diet with proper nutrients
  • Engage in regular physical activity
  • Consult with a healthcare professional for personalized advice

Your Body Fat Results

0%
Body Fat Percentage
0 kg
Lean Body Mass
Calculating...

Body Fat Guidelines

  • Men: Essential: 2-5%, Athletes: 6-13%, Fitness: 14-17%, Average: 18-24%, Obese: 25%+
  • Women: Essential: 10-13%, Athletes: 14-20%, Fitness: 21-24%, Average: 25-31%, Obese: 32%+

Your BMR Results

0
Basal Metabolic Rate
0
Calories/Day at Rest

About BMR

  • BMR is the number of calories your body needs to perform basic life-sustaining functions
  • This represents the minimum calories needed if you were at rest all day
  • Your actual calorie needs will be higher based on your activity level

Your TDEE Results

0
Total Daily Energy Expenditure
0
Calories/Day with Activity

TDEE-Based Calorie Goals

  • Weight Loss: TDEE - 500 calories/day
  • Maintenance: TDEE calories/day
  • Weight Gain: TDEE + 500 calories/day

Your One-Rep Max Results

0
1 Rep Max
0
90% of 1RM
0
80% of 1RM

Training Recommendations

  • Strength (90%+): 1-5 reps, long rest periods
  • Hypertrophy (70-85%): 6-12 reps, moderate rest
  • Endurance (60-70%): 12-15+ reps, short rest

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