Health

Estimate daily protein requirements using body weight, goals, calorie intake, and meal distribution. View ranges and protein targets.

Estimate calories, BMR, TDEE, protein, carbohydrate, and fat targets using body measurements, activity level, and fitness goals.

Estimate daily water intake based on body weight, exercise time, climate, and hydration adjustments. Convert results into cups, bottles, and fluid ounces.

Estimate creatinine clearance using the Cockcroft–Gault equation with age, sex, weight, height, and serum creatinine values.

Estimate calories burned while cycling using body weight, distance, duration, ride type, effort level, and elevation gain.

Estimate your one rep max (1RM) using lifted weight and repetitions. View strength estimates, training percentages, and common prediction formulas.

Estimate calories burned during hiking using body weight, duration, distance, elevation gain, backpack weight, and terrain difficulty.

Calculate blood pressure category, pulse pressure, and mean arterial pressure using systolic and diastolic readings. Learn how blood pressure ranges are interpreted.

Estimate heart age using blood pressure, cholesterol, smoking, diabetes, BMI, and other cardiovascular risk factors. Understand how heart age compares with actual age.

Calculate child BMI and estimate BMI-for-age percentile using age, sex, height, and weight. Learn healthy weight categories for children and teens.