Do you know if you are classed as being overweight? What Health BMI Calc can help you find out. What Health BMI Calc is an easy-to-use BMI calculator for Windows. Body Mass Index (BMI) is calculated to help determine your weight status. This calculator accepts both imperial and metric measurements. A dropdown list is also provided for easy selection of height in feet/inches and weight in stone/pounds (a unique feature). When body mass index is ..