Olivia's BMI is in the 76th percentile, which is associated with being normal weight. Body Mass Index or BMI is person's weight in kilogram divided by the square of height in meters. Underweight is less than the 5th percentile, Normal or Healthy weight is 5th percentile to less than the 85th percentile, overweight is 85th to less than 95th percentile, and the obese is equal to or greater than 95th percentile.
