For example, people who are very muscular may be classified as "obese" by BMI standards simply because it uses your weight, height, age, and biological sex to determine if you're in a healthy weight range or not.Īs such, body composition and body fat percentage are typically better measures of progress for fitness purposes. On the contrary, a body fat calculator gives you insight into your proportions of lean body mass and fat tissue, which are important qualitative metrics for health and fitness.īody mass index, in and of itself, can be very misleading. Your body weight and height are all that go into determing your body mass index (BMI) hence, a BMI calculator tells you nothing about body composition. → Ultimate Guide to Measuring Your Body Fat You can read more about DEXA scans and body composition in the articles below:
Regardless, DEXA scans are widely touted as the "gold standard" for testing body composition and body fat percentage these scans use a two energetically distinct laser beams that assess the amount of X-ray absorption by bone tissue. While an online body fat calculator is practical, it may not be as accurate as other body fat measurements, notably dual-energy X-ray absorptiometry (DEXA) scans and hydrostatic weighing.ĭespite being less precise than DEXA scans, an online body fat calculator is much simpler and more accessible DEXA scans can be costly and hard to find. This body fat calculator is meant to give you a ballpark estimate of your body fat percentage by using the United States Navy's longstanding mathematical model to predict body fat. Hips (Females Only): The hip measurement is taken by passing horizontally over the fullest part of the buttocks to the anterior (front) side of the pelvis. The measurement should be taken on exhale.
Waist (Females): Measure horizontally all the way around your “natural waist,” typically located halfway between the belly button and sternum (breastbone). Waist (Males): Place the tape measure over your belly button and extend horizontally all the way around, again ensuring direct contact with the skin. Keep your shoulders relaxed and head neutral for accuracy.
US NAVY BODY FAT CALCULATOR ACCURACY SKIN
Neck (Males and Females): Extend the tape measure horizontally all the way around your neck so it’s directly on the skin just below the larynx (i.e. Once measuring is complete, enter your respective results (in inches or centimeters) in the body fat calculator above to estimate your body fat percentage. After you've weighed yourself (ideally on an empty stomach), you will need a tape measure to assess the circumference of your waist, hips, and neck.
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