Health & Fitness Calculators

Running pace with race-time projections, and BMI.

• Running Pace CalculatorEnter a distance and your finishing time to get your pace per mile and per kilometer, your speed and what the same pace would mean at common race distances.
• BMI CalculatorEnter your height and weight to calculate your body mass index and see which adult category it falls in.
• Ovulation CalculatorEnter the first day of your last period and your average cycle length.
• Pregnancy Week by Week CalculatorEnter your last period or your due date, and the date you want to check.
• A1C to Average Glucose CalculatorChoose a direction, enter your A1C or your average glucose, and get the other value.
• BMR CalculatorEnter your sex, age, weight and height.
• Calorie CalculatorEnter your sex, age, weight, height and how active you are.
• Ideal Weight CalculatorEnter your sex and height.
• Body Fat CalculatorMeasure your height, neck and waist (and hips if you are a woman) and enter your weight.
• Heart Rate Zones CalculatorEnter your age and choose how to estimate your maximum heart rate.
• Calories Burned CalculatorChoose an activity, enter your weight and how long you did it.
• One Rep Max CalculatorEnter the weight you lifted and how many clean repetitions you did.
• Body Surface Area CalculatorEnter your weight and height.
• Waist-to-Hip Ratio CalculatorMeasure your waist and your hips and enter them with your sex.
• Macro CalculatorEnter your daily calories and choose a split.
• Due Date CalculatorEnter the first day of your last period and your usual cycle length.
• Lean Body Mass CalculatorEnter your sex, weight and height.
• Height CalculatorEnter the child's sex and the height of both parents.