Home » Useful Tools » BMI Calcluator BMI Calcluator BMI (Body Mass Index) is a useful tool to identify possible weight problems for adults. It is based on individual’s body weight and height. BMI does not measure body fat directly, but it correlates to direct measures of body fat. BMI Calculator (Adult)Equation Metric: BMI=weight (kg) / [height (m)][2] Standard (Pounds and inches): BMI= weight (lb) / [height (in)][2] x 703 unit US Metric age sex male female height ftin weight lb height cm weight kg Categories Under weight BMI below 18.5 Normal weight BMI between 18.5-24.9 Overweight BMI between 25-29.9 Obesity BMI at 30 and above Optimal Health Solutions | Spiritual Life Coach | Neuro Linguistic Programming Techniques | Hypnosis For Weight Loss | Relationship Compatibility Analysis | The Happiness Project | Hypnotherapy | Theta Brain Waves | TCM Products | Traditional Chinese Medicine | Best Anti Aging Products | Cholesterol Ratio | Weight Loss Program | Theta Healing | Manifestation Program | Palm Readings | Tarot Card and Oracle Card Readings | Intuitive Readings