Body Mass Index (BMI). Body Mass Index (BMI) is measure of body fat based on height and weight that applies to both adult men and women. BMI does not differentiate between body fat and muscle mass. Therefore, body builders and people who have a lot of muscle bulk will have a high BMI but are not overweight or obese.
The bump: or hematoma as we call it, can last for 1-2 weeks. Sometimes it gets slightly worse before it gets better. If the child is acting normally, and not vomiting uncontrollably, she should be fine. If she starts doing those things, call your pediatrician.
The orthosis gently reshapes the head as it continues to grow. A child can be fit for a helmet up to 10-11 months, but the expectancy for a positive outcome decreases as the child becomes older due to: 1.) rate of head growth decreasing 2.) Child becomes more aware of helmet and may learn to remove it on his/her own.