One of the methods we utilize to help develop your weight loss options is to measure your body mass index (BMI). By comparing your height, weight, gender, and age, we can determine where your total body weight ranges and how much weight you need to lose. The typical BMI range for a healthy adult is between 18.5 and 25. BMI values do not apply to certain individuals, such as pregnant women, athletes with muscular builds, and children. For your convenience, we have included a BMI calculator below. Options uses many factors other than BMI to approve you for prescription programs If you want a more individual assessment, we recommend our InBody built with NASA technology which identifies your cellular health, visceral fat and muscle content throughout your entire body.