It is necessary fat that maintains life and reproductive functions. For example if your waist is 30 your hips are. For children and young people aged 2 to 18 the bmi calculator takes into account age and gender as well as height and weight. To calculate body fat percentage add your waist and hip measurements and then subtract the neck measurement to determine your circumference value. 80cm 315ins or more for women. 3 however that is just the minimum amount.
The average adult male body fat percentage should be between 18 and 25. For example professional rugby players can fall into the obese category despite having very little body fat. The amount of essential fat differs between men and women and is typically around 2 5 in men and 10 13 in women. According to various sources the minimum limit of body fat is around 2 5 for men 2 and 10 13 for women. Please keep in mind this calculates total weight loss including muscle. The procedure helps measure your body fat by measuring the flow of an electric current through your muscles.
Youre at very high risk and should contact a gp if your waist is. For women their percentage of body fat in relation to age should be between 25 and 31. But this will not apply to most people. So if your starting weight is 150lbs and you lost 5lbs youve lost 333 of your body weight. Use a tape measure to determine your waist wrist hip and forearm circumference. 102cm 40ins or more for men.
88cm 34ins or more for women. The strength of the impedance is then checked in relation to weight and height metrics to get your body fat percentage. In addition to bmi your waist circumference can provide information about your health. Your muscle holds water and is quite conductive but fat has lower water content and not that conductive. Measurements are taken at either 3 or 7 different sites on the body. The healthy range of body fat for men is typically defined as 8 19 while the healthy range for women is 21 33.
Generally men with a waist size of 94cm or more and women with a waist size of 80cm or more are more likely to develop obesity related health problems. Skinfold calipers measure the thickness of your subcutaneous fat the fat underneath the skin at certain body locations. Then input your gender and measurements below to receive a body fat index based on average values. Download the nhs weight loss plan a free 12 week diet and exercise programme. A better indicator of how youre doing would be to calculate how much body fat youre losing. The body fat index is not an indicator of fitness level since the calculation is made with no regard to height or weight.
A better measure of excess fat is waist size which can be used as an additional measure in people who are overweight with a bmi of 25 to 299 or moderately obese with a bmi of 30 to 349.