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.
A BMI of 18.5 to 24.9 is considered normal, a BMI of 25 to 29.9 is overweight, and a BMI greater than 30 is obese.. People with BMIs higher than 30 are at an increased risk of dying from heart disease, diabetes, cancer and other diseases, many studies have shown.