ANS, autonomic nervous system-the part of the nervous system of vertebrates that controls involuntary actions of the smooth muscles and heart and glands.
Underweight: Your BMI is less than 18.5. Healthy weight: Your BMI is 18.5 to 24.9. Overweight: Your BMI is 25 to 29.9. Obese: Your BMI is 30 or higher. The chart below shows examples of body mass indexes. The figure at which your height corresponds with your weight is your body mass index. To find yours, consult the chart, or use WebMD's BMI calculator.
The average adult male and female in the United States has a BMI of around 26.5, according to the National Health and Nutrition Survey. A BMI of 18.4 to 24.9 is considered healthy, while 25 to 29.9 is described as overweight. A BMI of 30 or above falls in the obese category. The average American having a BMI of 26.5 is overweight and needs to implement dietary changes and exercise to drop down to a healthy weight range.