Calculate your waist-to-hip ratio and assess your health risk category based on WHO guidel

Calculate your daily protein requirement based on body weight, activity level, and fitness

Calculate your 5 heart rate training zones based on your age or custom max heart rate.

Estimate calories burned during swimming based on stroke, duration, and body weight.

Estimate calories burned during various exercises based on your weight, activity, and dura

Calculate daily protein, carbohydrate, and fat targets based on your calorie goal and fitn

Estimate your VO2 max (maximal oxygen uptake) from a simple field test or resting heart ra

Calculate your target heart rate training zones using the Karvonen formula with resting he