BMI Calculator It's easy to learn how serious your weight issue is. Use the calculator below to see what range of obesity you fall under. Weight: Height: Body Mass Index According to the Panel on Energy, Obesity, and Body Weight Standards published by American Journal of Clinical Nutrition, your category is: BMI Score Values Normal: 20-25 Overweight: 25-30 Obese: 30-35 Extremely Obese: 35-40 Morbidly Obese: > 40 Share on TwitterTweet Share on Pinterest Share Share on LinkedIn Share Share on Digg Share Share it Share on TwitterTweet Share on Pinterest Share