Required Calorie for Weight Loss. Required Calorie for Weight Gain. Based on your daily activity, age, etc.
Body Fat Percentage Calculator.
Body mass index (BMI) Calculator.
BMI, is a value derived from the mass (weight) and height. Based on sex, it could be from Severely Underweight to Perfect to Severely Obese.
It's like a quick way to calculate the perfect weight for you.
Based on these calculations, you might need to take some precautions.